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Finding the Fourth Proportional to 323,251.24, 484,342.24 and 165,262.36

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Solution

The fourth proportional to 323,251.24, 484,342.24 and 165,262.36 is: 247,620.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,251.24 : 484,342.24 = 165,262.36 : x
  2. Step 2: Convert to fraction form
    323,251.24/484,342.24 = 165,262.36/x
  3. Step 3: Cross multiply
    323,251.24x = 484,342.24 × 165,262.36
  4. Step 4: Simplify right side
    323,251.24x = 80,043,541,630.09
  5. Step 5: Solve for x
    x = 80,043,541,630.09/323,251.24
  6. Step 6: Final answer
    x = 247,620.22

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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.