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Finding the Third Proportional to 28,728 and 62,067

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Solution

The third proportional to 28,728 and 62,067 is: 134,096.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,728 : 62,067 = 62,067 : x
  2. Step 2: Convert to fraction form
    28,728/62,067 = 62,067/x
  3. Step 3: Cross multiply
    28,728x = 62,067 × 62,067
  4. Step 4: Simplify right side
    28,728x = 3,852,312,489
  5. Step 5: Solve for x
    x = 3,852,312,489/28,728
  6. Step 6: Final answer
    x = 134,096.09

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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.