Finding the Fourth Proportional to 534,844.80, 738,073.92 and 293,122.08
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Solution
The fourth proportional to 534,844.80, 738,073.92 and 293,122.08 is: 404,501.95
Step by Step Solution
- Step 1: Write the proportion equation
534,844.80 : 738,073.92 = 293,122.08 : x - Step 2: Convert to fraction form
534,844.80/738,073.92 = 293,122.08/x - Step 3: Cross multiply
534,844.80x = 738,073.92 × 293,122.08 - Step 4: Simplify right side
534,844.80x = 216,345,762,624.15 - Step 5: Solve for x
x = 216,345,762,624.15/534,844.80 - Step 6: Final answer
x = 404,501.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.