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Finding the Fourth Proportional to 239,468.38, 330,462.71 and 132,035.65

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Solution

The fourth proportional to 239,468.38, 330,462.71 and 132,035.65 is: 182,207.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,468.38 : 330,462.71 = 132,035.65 : x
  2. Step 2: Convert to fraction form
    239,468.38/330,462.71 = 132,035.65/x
  3. Step 3: Cross multiply
    239,468.38x = 330,462.71 × 132,035.65
  4. Step 4: Simplify right side
    239,468.38x = 43,632,858,715.61
  5. Step 5: Solve for x
    x = 43,632,858,715.61/239,468.38
  6. Step 6: Final answer
    x = 182,207.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.