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Finding the Fourth Proportional to 416,262.38, 624,010.85 and 149,957.78

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Solution

The fourth proportional to 416,262.38, 624,010.85 and 149,957.78 is: 224,798.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,262.38 : 624,010.85 = 149,957.78 : x
  2. Step 2: Convert to fraction form
    416,262.38/624,010.85 = 149,957.78/x
  3. Step 3: Cross multiply
    416,262.38x = 624,010.85 × 149,957.78
  4. Step 4: Simplify right side
    416,262.38x = 93,575,281,761.91
  5. Step 5: Solve for x
    x = 93,575,281,761.91/416,262.38
  6. Step 6: Final answer
    x = 224,798.80

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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.