Using proportions, it is found that there were 3 winners at the end of the second hour.
A proportion is a fraction of a total amount, and the measures are related using a rule of three.
After the first hour, 2 people were tied and split the prize, hence they received $6/2 = $3.
After the second hour, the winners received $2, hence the number of winners is given by:
n = $6/$2 = 3.
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