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Finding the Fourth Proportional to 332,502.30, 498,753.45 and 199,532.70

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Solution

The fourth proportional to 332,502.30, 498,753.45 and 199,532.70 is: 299,299.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,502.30 : 498,753.45 = 199,532.70 : x
  2. Step 2: Convert to fraction form
    332,502.30/498,753.45 = 199,532.70/x
  3. Step 3: Cross multiply
    332,502.30x = 498,753.45 × 199,532.70
  4. Step 4: Simplify right side
    332,502.30x = 99,517,622,512.82
  5. Step 5: Solve for x
    x = 99,517,622,512.82/332,502.30
  6. Step 6: Final answer
    x = 299,299.05

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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.