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Finding the Fourth Proportional to 24,400.40, 36,600.60 and 9,609.80

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Solution

The fourth proportional to 24,400.40, 36,600.60 and 9,609.80 is: 14,414.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,400.40 : 36,600.60 = 9,609.80 : x
  2. Step 2: Convert to fraction form
    24,400.40/36,600.60 = 9,609.80/x
  3. Step 3: Cross multiply
    24,400.40x = 36,600.60 × 9,609.80
  4. Step 4: Simplify right side
    24,400.40x = 351,724,445.88
  5. Step 5: Solve for x
    x = 351,724,445.88/24,400.40
  6. Step 6: Final answer
    x = 14,414.70

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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.