In this task, you will be given a list of numbers. The goal is to divide all the numbers in the list by a constant such that the sum of the resulting list is 1. The output should be rounded to 3 decimals.

[-20.728, 47.8, -7.813]
[-1.076  2.482 -0.406]

[91.783, 229.93, 209.646, -32.468]
[ 0.184  0.461  0.42  -0.065]

[-96.101, 60.587, 178.221]

[-0.673  0.425  1.249]