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Finding the Fourth Proportional to 227,470.52, 341,249.54 and 87,218.22

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Solution

The fourth proportional to 227,470.52, 341,249.54 and 87,218.22 is: 130,844.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,470.52 : 341,249.54 = 87,218.22 : x
  2. Step 2: Convert to fraction form
    227,470.52/341,249.54 = 87,218.22/x
  3. Step 3: Cross multiply
    227,470.52x = 341,249.54 × 87,218.22
  4. Step 4: Simplify right side
    227,470.52x = 29,763,177,454.62
  5. Step 5: Solve for x
    x = 29,763,177,454.62/227,470.52
  6. Step 6: Final answer
    x = 130,844.11

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1.5x scale

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.