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Finding the Fourth Proportional to 232,496.60, 348,744.90 and 218,499.80

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Solution

The fourth proportional to 232,496.60, 348,744.90 and 218,499.80 is: 327,749.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,496.60 : 348,744.90 = 218,499.80 : x
  2. Step 2: Convert to fraction form
    232,496.60/348,744.90 = 218,499.80/x
  3. Step 3: Cross multiply
    232,496.60x = 348,744.90 × 218,499.80
  4. Step 4: Simplify right side
    232,496.60x = 76,200,690,901.02
  5. Step 5: Solve for x
    x = 76,200,690,901.02/232,496.60
  6. Step 6: Final answer
    x = 327,749.70

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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.