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Finding the Third Proportional to 8,676 and 13,059

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Solution

The third proportional to 8,676 and 13,059 is: 19,656.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,676 : 13,059 = 13,059 : x
  2. Step 2: Convert to fraction form
    8,676/13,059 = 13,059/x
  3. Step 3: Cross multiply
    8,676x = 13,059 × 13,059
  4. Step 4: Simplify right side
    8,676x = 170,537,481
  5. Step 5: Solve for x
    x = 170,537,481/8,676
  6. Step 6: Final answer
    x = 19,656.23

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.