Definition: 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.
Input: [-82.68, -68.7, 10.464, 75.407, -85.725, 89.98, -71.961]

[ 0.621  0.516 -0.079 -0.566  0.644 -0.675  0.54 ]