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: [-88.346, -71.043, 198.038, -23.998, -87.425, 88.352, 158.746]
A: 
[-0.507 -0.408  1.136 -0.138 -0.502  0.507  0.911]