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: [71.994, 137.8, 120.873, 100.301, 78.892, 101.088, -17.936]

[ 0.121  0.232  0.204  0.169  0.133  0.17  -0.03 ]