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Finding the Fourth Proportional to 232,000.60, 347,720.10 and 98,600.80

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Solution

The fourth proportional to 232,000.60, 347,720.10 and 98,600.80 is: 147,781.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,000.60 : 347,720.10 = 98,600.80 : x
  2. Step 2: Convert to fraction form
    232,000.60/347,720.10 = 98,600.80/x
  3. Step 3: Cross multiply
    232,000.60x = 347,720.10 × 98,600.80
  4. Step 4: Simplify right side
    232,000.60x = 34,285,480,036.08
  5. Step 5: Solve for x
    x = 34,285,480,036.08/232,000.60
  6. Step 6: Final answer
    x = 147,781.86

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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.