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Finding the Fourth Proportional to 276,062.10, 413,874.45 and 151,403.10

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Solution

The fourth proportional to 276,062.10, 413,874.45 and 151,403.10 is: 226,984.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,062.10 : 413,874.45 = 151,403.10 : x
  2. Step 2: Convert to fraction form
    276,062.10/413,874.45 = 151,403.10/x
  3. Step 3: Cross multiply
    276,062.10x = 413,874.45 × 151,403.10
  4. Step 4: Simplify right side
    276,062.10x = 62,661,874,740.80
  5. Step 5: Solve for x
    x = 62,661,874,740.80/276,062.10
  6. Step 6: Final answer
    x = 226,984.71

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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.