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Finding the Fourth Proportional to 506,348.12, 758,857.70 and 372,602.14

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Solution

The fourth proportional to 506,348.12, 758,857.70 and 372,602.14 is: 558,414.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,348.12 : 758,857.70 = 372,602.14 : x
  2. Step 2: Convert to fraction form
    506,348.12/758,857.70 = 372,602.14/x
  3. Step 3: Cross multiply
    506,348.12x = 758,857.70 × 372,602.14
  4. Step 4: Simplify right side
    506,348.12x = 282,752,002,975.48
  5. Step 5: Solve for x
    x = 282,752,002,975.48/506,348.12
  6. Step 6: Final answer
    x = 558,414.24

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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.