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Finding the Fourth Proportional to 412,937.92, 569,892 and 251,801.92

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Solution

The fourth proportional to 412,937.92, 569,892 and 251,801.92 is: 347,509.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,937.92 : 569,892 = 251,801.92 : x
  2. Step 2: Convert to fraction form
    412,937.92/569,892 = 251,801.92/x
  3. Step 3: Cross multiply
    412,937.92x = 569,892 × 251,801.92
  4. Step 4: Simplify right side
    412,937.92x = 143,499,899,792.64
  5. Step 5: Solve for x
    x = 143,499,899,792.64/412,937.92
  6. Step 6: Final answer
    x = 347,509.62

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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.