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Finding the Fourth Proportional to 240,679.38, 361,060.07 and 120,793.51

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Solution

The fourth proportional to 240,679.38, 361,060.07 and 120,793.51 is: 181,210.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,679.38 : 361,060.07 = 120,793.51 : x
  2. Step 2: Convert to fraction form
    240,679.38/361,060.07 = 120,793.51/x
  3. Step 3: Cross multiply
    240,679.38x = 361,060.07 × 120,793.51
  4. Step 4: Simplify right side
    240,679.38x = 43,613,710,766.88
  5. Step 5: Solve for x
    x = 43,613,710,766.88/240,679.38
  6. Step 6: Final answer
    x = 181,210.83

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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.