'Proper' in the Bible

and the proper quantity of the bricks which they are making heretofore ye do put on them, ye do not diminish from it, for they are remiss, therefore they are crying, saying, Let us go, let us sacrifice to our God;

And Moses said, It is not proper to do so; for we should sacrifice the abomination of the Egyptians to Jehovah our God: lo, if we sacrificed the abomination of the Egyptians before their eyes, would they not stone us?

on flesh of man it is not poured, and with its proper proportion ye make none like it; it is holy; it is holy to you;

'As to the perfume which thou makest, with its proper proportion ye do not make to yourselves, holy it is to thee to Jehovah;