The ADS sensitivity values in many games are completely arbitrary, there's no connection between the value, the FOV and the relative sensitivity.
That's the case with this game, and why this calculator exists If I understand you correctly you are at the end trying to find the correct MDH 100% for each scope, which would be like this:
https://www.mouse-sensitivity.com/?share=44ff8a87218d204de7c0983c5fa7c0c5
But it depends on your specific aspect ratio and FOV settings.
Also, what exactly do you mean by "hacking out the Zoom Profile"?