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Finding the Fourth Proportional to 41,398.80, 62,098.20 and 40,246.80

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Solution

The fourth proportional to 41,398.80, 62,098.20 and 40,246.80 is: 60,370.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,398.80 : 62,098.20 = 40,246.80 : x
  2. Step 2: Convert to fraction form
    41,398.80/62,098.20 = 40,246.80/x
  3. Step 3: Cross multiply
    41,398.80x = 62,098.20 × 40,246.80
  4. Step 4: Simplify right side
    41,398.80x = 2,499,253,835.76
  5. Step 5: Solve for x
    x = 2,499,253,835.76/41,398.80
  6. Step 6: Final answer
    x = 60,370.20

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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.