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.

Example Input: [70.021, 120.134, 121.829, 163.088, 231.331, -16.9]
Example Output: [ 0.102  0.174  0.177  0.237  0.336 -0.025]

Example Input: [135.094, 210.984, 105.017, 166.128, 58.716, 5.429, 136.874]
Example Output: [0.165 0.258 0.128 0.203 0.072 0.007 0.167]

Example Input: [237.768, 173.698, 202.552, 144.075, 116.375]
Example Output:
[0.272 0.199 0.232 0.165 0.133]