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Finding the Fourth Proportional to 218,109.60, 327,183.03 and 60,337.80

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Solution

The fourth proportional to 218,109.60, 327,183.03 and 60,337.80 is: 90,511.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,109.60 : 327,183.03 = 60,337.80 : x
  2. Step 2: Convert to fraction form
    218,109.60/327,183.03 = 60,337.80/x
  3. Step 3: Cross multiply
    218,109.60x = 327,183.03 × 60,337.80
  4. Step 4: Simplify right side
    218,109.60x = 19,741,504,227.53
  5. Step 5: Solve for x
    x = 19,741,504,227.53/218,109.60
  6. Step 6: Final answer
    x = 90,511.85

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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.