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Finding the Fourth Proportional to 36,502.40, 54,753.60 and 8,800.40

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Solution

The fourth proportional to 36,502.40, 54,753.60 and 8,800.40 is: 13,200.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,502.40 : 54,753.60 = 8,800.40 : x
  2. Step 2: Convert to fraction form
    36,502.40/54,753.60 = 8,800.40/x
  3. Step 3: Cross multiply
    36,502.40x = 54,753.60 × 8,800.40
  4. Step 4: Simplify right side
    36,502.40x = 481,853,581.44
  5. Step 5: Solve for x
    x = 481,853,581.44/36,502.40
  6. Step 6: Final answer
    x = 13,200.60

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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.