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: [215.439, 85.552, -93.537, 105.614, 231.487, 242.277, 113.491]

[ 0.239  0.095 -0.104  0.117  0.257  0.269  0.126]