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Finding the Fourth Proportional to 463,500.80, 695,251.20 and 182,981.60

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Solution

The fourth proportional to 463,500.80, 695,251.20 and 182,981.60 is: 274,472.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,500.80 : 695,251.20 = 182,981.60 : x
  2. Step 2: Convert to fraction form
    463,500.80/695,251.20 = 182,981.60/x
  3. Step 3: Cross multiply
    463,500.80x = 695,251.20 × 182,981.60
  4. Step 4: Simplify right side
    463,500.80x = 127,218,176,977.92
  5. Step 5: Solve for x
    x = 127,218,176,977.92/463,500.80
  6. Step 6: Final answer
    x = 274,472.40

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Similar ratio
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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.