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Finding the Fourth Proportional to 451,553.27, 623,171.46 and 250,349.27

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Solution

The fourth proportional to 451,553.27, 623,171.46 and 250,349.27 is: 345,497.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,553.27 : 623,171.46 = 250,349.27 : x
  2. Step 2: Convert to fraction form
    451,553.27/623,171.46 = 250,349.27/x
  3. Step 3: Cross multiply
    451,553.27x = 623,171.46 × 250,349.27
  4. Step 4: Simplify right side
    451,553.27x = 156,010,520,095.83
  5. Step 5: Solve for x
    x = 156,010,520,095.83/451,553.27
  6. Step 6: Final answer
    x = 345,497.49

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1.5x scale

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.