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Finding the Fourth Proportional to 250,320.78, 375,481.98 and 63,332.28

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Solution

The fourth proportional to 250,320.78, 375,481.98 and 63,332.28 is: 94,998.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,320.78 : 375,481.98 = 63,332.28 : x
  2. Step 2: Convert to fraction form
    250,320.78/375,481.98 = 63,332.28/x
  3. Step 3: Cross multiply
    250,320.78x = 375,481.98 × 63,332.28
  4. Step 4: Simplify right side
    250,320.78x = 23,780,129,892.31
  5. Step 5: Solve for x
    x = 23,780,129,892.31/250,320.78
  6. Step 6: Final answer
    x = 94,998.62

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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.