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Finding the Fourth Proportional to 192,449.20, 288,673.80 and 181,562.80

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Solution

The fourth proportional to 192,449.20, 288,673.80 and 181,562.80 is: 272,344.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,449.20 : 288,673.80 = 181,562.80 : x
  2. Step 2: Convert to fraction form
    192,449.20/288,673.80 = 181,562.80/x
  3. Step 3: Cross multiply
    192,449.20x = 288,673.80 × 181,562.80
  4. Step 4: Simplify right side
    192,449.20x = 52,412,423,414.64
  5. Step 5: Solve for x
    x = 52,412,423,414.64/192,449.20
  6. Step 6: Final answer
    x = 272,344.20

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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.