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Finding the Fourth Proportional to 332,605.20, 498,360.60 and 192,118.80

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Solution

The fourth proportional to 332,605.20, 498,360.60 and 192,118.80 is: 287,862.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,605.20 : 498,360.60 = 192,118.80 : x
  2. Step 2: Convert to fraction form
    332,605.20/498,360.60 = 192,118.80/x
  3. Step 3: Cross multiply
    332,605.20x = 498,360.60 × 192,118.80
  4. Step 4: Simplify right side
    332,605.20x = 95,744,440,439.28
  5. Step 5: Solve for x
    x = 95,744,440,439.28/332,605.20
  6. Step 6: Final answer
    x = 287,862.13

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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.