Finding the Fourth Proportional to 1,933,772.40, 2,901,695.40 and 811,954.80
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Solution
The fourth proportional to 1,933,772.40, 2,901,695.40 and 811,954.80 is: 1,218,367.53
Step by Step Solution
- Step 1: Write the proportion equation
1,933,772.40 : 2,901,695.40 = 811,954.80 : x - Step 2: Convert to fraction form
1,933,772.40/2,901,695.40 = 811,954.80/x - Step 3: Cross multiply
1,933,772.40x = 2,901,695.40 × 811,954.80 - Step 4: Simplify right side
1,933,772.40x = 2,356,045,508,167.92 - Step 5: Solve for x
x = 2,356,045,508,167.92/1,933,772.40 - Step 6: Final answer
x = 1,218,367.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.