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Finding the Third Proportional to 62,429.88 and 134,835.28

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Solution

The third proportional to 62,429.88 and 134,835.28 is: 291,215.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,429.88 : 134,835.28 = 134,835.28 : x
  2. Step 2: Convert to fraction form
    62,429.88/134,835.28 = 134,835.28/x
  3. Step 3: Cross multiply
    62,429.88x = 134,835.28 × 134,835.28
  4. Step 4: Simplify right side
    62,429.88x = 18,180,552,082.20
  5. Step 5: Solve for x
    x = 18,180,552,082.20/62,429.88
  6. Step 6: Final answer
    x = 291,215.55

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.