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Finding the Fourth Proportional to 332,356.20, 498,534.30 and 191,950.80

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Solution

The fourth proportional to 332,356.20, 498,534.30 and 191,950.80 is: 287,926.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,356.20 : 498,534.30 = 191,950.80 : x
  2. Step 2: Convert to fraction form
    332,356.20/498,534.30 = 191,950.80/x
  3. Step 3: Cross multiply
    332,356.20x = 498,534.30 × 191,950.80
  4. Step 4: Simplify right side
    332,356.20x = 95,694,057,712.44
  5. Step 5: Solve for x
    x = 95,694,057,712.44/332,356.20
  6. Step 6: Final answer
    x = 287,926.20

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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.