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Finding the Fourth Proportional to 295,233.52, 442,920.55 and 95,553.91

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Solution

The fourth proportional to 295,233.52, 442,920.55 and 95,553.91 is: 143,353.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,233.52 : 442,920.55 = 95,553.91 : x
  2. Step 2: Convert to fraction form
    295,233.52/442,920.55 = 95,553.91/x
  3. Step 3: Cross multiply
    295,233.52x = 442,920.55 × 95,553.91
  4. Step 4: Simplify right side
    295,233.52x = 42,322,790,371.85
  5. Step 5: Solve for x
    x = 42,322,790,371.85/295,233.52
  6. Step 6: Final answer
    x = 143,353.61

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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.