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: [216.899, 45.022, -41.518, -74.703, 211.092, 222.948, 141.612]
Output:
[ 0.301  0.062 -0.058 -0.104  0.293  0.309  0.196]