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.
Q: [126.815, -44.8, 105.458, 209.881, 198.395, -71.426]
A: 
[ 0.242 -0.085  0.201  0.4    0.378 -0.136]