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Finding the Fourth Proportional to 227,132.10, 340,698.15 and 227,132.10

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Solution

The fourth proportional to 227,132.10, 340,698.15 and 227,132.10 is: 340,698.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,132.10 : 340,698.15 = 227,132.10 : x
  2. Step 2: Convert to fraction form
    227,132.10/340,698.15 = 227,132.10/x
  3. Step 3: Cross multiply
    227,132.10x = 340,698.15 × 227,132.10
  4. Step 4: Simplify right side
    227,132.10x = 77,383,486,275.62
  5. Step 5: Solve for x
    x = 77,383,486,275.62/227,132.10
  6. Step 6: Final answer
    x = 340,698.15

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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.