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Finding the Fourth Proportional to 240,614.48, 360,694.74 and 82,732.52

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Solution

The fourth proportional to 240,614.48, 360,694.74 and 82,732.52 is: 124,020.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,614.48 : 360,694.74 = 82,732.52 : x
  2. Step 2: Convert to fraction form
    240,614.48/360,694.74 = 82,732.52/x
  3. Step 3: Cross multiply
    240,614.48x = 360,694.74 × 82,732.52
  4. Step 4: Simplify right side
    240,614.48x = 29,841,184,790.94
  5. Step 5: Solve for x
    x = 29,841,184,790.94/240,614.48
  6. Step 6: Final answer
    x = 124,020.74

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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.