Instructions: 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: [120.991, 18.38, 58.103, -31.104, -66.436, 114.43, -62.283, 165.442, 207.226]
Output:
[ 0.231  0.035  0.111 -0.059 -0.127  0.218 -0.119  0.315  0.395]