"predominant proportion" is correct and can be used in written English.
You can use it when you want to talk about a ratio, percentage, or portion that is significantly larger than the others. For example, "The predominant proportion of the votes went to the incumbent candidate."
All the double emulsions showed type C morphologies and only slight changes in the volume-weighted mean diameter (d4,3) throughout the storage time, indicative of good stability, despite they presented bimodal size distributions, but the double emulsion formulated with a predominant proportion of MD and ratio 1 2.12 provided a higher stability against droplet coalescence.
Males constituted a predominant proportion of all ED visits (89.2%).
This predominant proportion increases with the size of the primary tumor.
Based on previous studies, it is not surprising to find a predominant proportion of [L] in jím, as nasal-ending syllables are observed to be felicitous to such a variant (Ang 洪惟仁 2003, 2012).
A predominant proportion of the worldwide aniline production is utilized in the manufacture of polyurethanes, which are used in a wide array of applications including footwear, insulation and furniture.
Conversely, the investigated one component water-borne PU samples produced a single, sharp and intense band at 1735 1720 cm−1 in accordance with a predominant proportion of water dispersible acrylic polymers.
The predominant proportions required for non-intravenous administration were either a half or a quarter/three quarters of the dosage form prior to manipulation, though other proportions were also required.
The predominant proportions required for non-intravenous administration were either a half or a quarter/three quarters of the dosage form prior to manipulation, although other proportions were required.
The experimental results indicate that AFM local oxidation on p-GaAs is further enhanced, compared to n-GaAs, and this can be attributed to the predominant oxide proportion in Ga(As Ox that is composed of Ga2O3 and As2O3.
Female patients were predominant; the proportion of women in the study arms ranged from 66%to90%0%.
In all regions studied, the European ancestry was predominant, with proportions ranging from 60.6% in the Northeast to 77.7% in the South.
