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Finding the Third Proportional to 158,304.38 and 329,730.75

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Solution

The third proportional to 158,304.38 and 329,730.75 is: 686,793.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,304.38 : 329,730.75 = 329,730.75 : x
  2. Step 2: Convert to fraction form
    158,304.38/329,730.75 = 329,730.75/x
  3. Step 3: Cross multiply
    158,304.38x = 329,730.75 × 329,730.75
  4. Step 4: Simplify right side
    158,304.38x = 108,722,367,495.56
  5. Step 5: Solve for x
    x = 108,722,367,495.56/158,304.38
  6. Step 6: Final answer
    x = 686,793.20

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.