"is eventually determined" is grammatically correct and can be used in written English.
It is often used to indicate that something will be decided or resolved after a certain period of time or through a process of evaluation. Example: The winner of the competition is eventually determined by a panel of judges after careful consideration of all entries.
If, as appears likely, this recession is eventually determined to have ended in December, it will have been the first one with a market decline in the final six months of the downturn.
Thus, we speculate that the doping dependence of Tc is eventually determined by the balance between these effects.
The success or failure of each supply chain in the market is eventually determined by the final customer or the consumer.
The proposed fatigue life formula for a single spot weld is used for assessment of multi-spot panels, as the fatigue strength of multi-spots is eventually determined by that of each constituent single spot.
These are promising pathological features that might one day prove to lead to a specific and sensitive biomarker for c9FTD/ALS when their protein composition is eventually determined.
As they all provide useful information, the choice of one of these techniques is eventually determined by local expertise and availability.
"It's a temporary fixation," Mr. Genna said, adding that the year was eventually determined.
Patrick Montgomery, chief petty officer with the Coast Guard in New York City, said it was eventually determined that there were no missing airplanes.
I learned I had cancer in March 2007: a Stage IV gastrointestinal cancer that was eventually determined to be gallbladder cancer.
It was eventually determined that they had no connection to the attacks, leaving the public's anxiety high about the sniper's next move.
However, the horse lagged in the Belmont and was eventually determined to have broken his leg; despite the loss, Charismatic was named Horse of the Year.
