"in the final instance" is correct and usable in written English.
You can use it to refer to the ultimate outcome in a particular situation. For example, "In the final instance, the court ruled in favor of the plaintiff."
Four times Notre Dame stopped him short, although in the final instance, Taylor inched so close to the end zone that many think he actually scored.
In the final instance of Tay Sachs disease, the neuraminidase genes sit on a metabolic bypass pathway which may moderate the clinical severity (29) although recent work has called this interpretation into question (30).
However, it also has to be noted that what stops all of these idealist thinkers and poets from, in the final instance, being "religious", is their recognition of the not-yetness of the trends and tendencies latent within the human spirit.
It is power which in the final instance is necessary for the enforcement of conflicting views of what I ought to do; I can only choose not to obey if I possess the power to resist the demands of the state or if I am willing to accept the consequences of the state's superiority of coercive force.
We are all implicated and we must all act, deliberately and with urgency - because inclusive capitalism is, in the final instance, the only defensible form of capitalism.
In the final instance, infants with the disorder would have treated or untreated health outcomes, depending on whether they received screening, diagnosis and interventions.
As one of the only areas of ideological overlap between Obama and the GOP-controlled Congress, trade may prove to be the final instance of substantive legislating in the Obama era.
The initial indignation, however, did not last; in hindsight, it seems one of the final instances of a broad cultural unity that now seems lost to this country forever.
They are essentially de Kooning's long goodbye to Cubist structure, which he spent his career variously amplifying, fragmenting, magnifying, liquefying and, in this final instance, partially melting toward some kind of calligraphic Surrealism.
To prove he had been bitten in the final, for instance, he ripped off his vest off so they could inspect up close, while proclaiming: "Look!
These algorithms achieved the same increase in dx in the final three instances, whereas ApproxMap produced an empty delta.
