Finding the Fourth Proportional to 737,165.25, 1,106,013.96 and 257,463.68
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Solution
The fourth proportional to 737,165.25, 1,106,013.96 and 257,463.68 is: 386,288.45
Step by Step Solution
- Step 1: Write the proportion equation
737,165.25 : 1,106,013.96 = 257,463.68 : x - Step 2: Convert to fraction form
737,165.25/1,106,013.96 = 257,463.68/x - Step 3: Cross multiply
737,165.25x = 1,106,013.96 × 257,463.68 - Step 4: Simplify right side
737,165.25x = 284,758,418,742.90 - Step 5: Solve for x
x = 284,758,418,742.90/737,165.25 - Step 6: Final answer
x = 386,288.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.