Finding the Fourth Proportional to 546,616.80, 818,542.80 and 436,024.80
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Solution
The fourth proportional to 546,616.80, 818,542.80 and 436,024.80 is: 652,934.49
Step by Step Solution
- Step 1: Write the proportion equation
546,616.80 : 818,542.80 = 436,024.80 : x - Step 2: Convert to fraction form
546,616.80/818,542.80 = 436,024.80/x - Step 3: Cross multiply
546,616.80x = 818,542.80 × 436,024.80 - Step 4: Simplify right side
546,616.80x = 356,904,960,661.44 - Step 5: Solve for x
x = 356,904,960,661.44/546,616.80 - Step 6: Final answer
x = 652,934.49
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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.