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Finding the Fourth Proportional to 567,767.72, 852,242.08 and 418,176.92

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Solution

The fourth proportional to 567,767.72, 852,242.08 and 418,176.92 is: 627,700.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,767.72 : 852,242.08 = 418,176.92 : x
  2. Step 2: Convert to fraction form
    567,767.72/852,242.08 = 418,176.92/x
  3. Step 3: Cross multiply
    567,767.72x = 852,242.08 × 418,176.92
  4. Step 4: Simplify right side
    567,767.72x = 356,387,968,108.79
  5. Step 5: Solve for x
    x = 356,387,968,108.79/567,767.72
  6. Step 6: Final answer
    x = 627,700.30

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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.