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Finding the Fourth Proportional to 332,574.20, 498,314.10 and 192,087.80

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Solution

The fourth proportional to 332,574.20, 498,314.10 and 192,087.80 is: 287,815.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,574.20 : 498,314.10 = 192,087.80 : x
  2. Step 2: Convert to fraction form
    332,574.20/498,314.10 = 192,087.80/x
  3. Step 3: Cross multiply
    332,574.20x = 498,314.10 × 192,087.80
  4. Step 4: Simplify right side
    332,574.20x = 95,720,059,177.98
  5. Step 5: Solve for x
    x = 95,720,059,177.98/332,574.20
  6. Step 6: Final answer
    x = 287,815.65

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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.