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Finding the Third Proportional to 8,682 and 17,977

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Solution

The third proportional to 8,682 and 17,977 is: 37,223.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682 : 17,977 = 17,977 : x
  2. Step 2: Convert to fraction form
    8,682/17,977 = 17,977/x
  3. Step 3: Cross multiply
    8,682x = 17,977 × 17,977
  4. Step 4: Simplify right side
    8,682x = 323,172,529
  5. Step 5: Solve for x
    x = 323,172,529/8,682
  6. Step 6: Final answer
    x = 37,223.28

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.