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: [221.709, 167.259, 153.809, 223.655, 212.516, 108.266]

[0.204 0.154 0.141 0.206 0.195 0.1  ]