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Finding the Fourth Proportional to 226,778.60, 340,022.10 and 93,711.80

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Solution

The fourth proportional to 226,778.60, 340,022.10 and 93,711.80 is: 140,507.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,778.60 : 340,022.10 = 93,711.80 : x
  2. Step 2: Convert to fraction form
    226,778.60/340,022.10 = 93,711.80/x
  3. Step 3: Cross multiply
    226,778.60x = 340,022.10 × 93,711.80
  4. Step 4: Simplify right side
    226,778.60x = 31,864,083,030.78
  5. Step 5: Solve for x
    x = 31,864,083,030.78/226,778.60
  6. Step 6: Final answer
    x = 140,507.45

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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.