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Finding the Third Proportional to 6,694 and 9,159

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Solution

The third proportional to 6,694 and 9,159 is: 12,531.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,694 : 9,159 = 9,159 : x
  2. Step 2: Convert to fraction form
    6,694/9,159 = 9,159/x
  3. Step 3: Cross multiply
    6,694x = 9,159 × 9,159
  4. Step 4: Simplify right side
    6,694x = 83,887,281
  5. Step 5: Solve for x
    x = 83,887,281/6,694
  6. Step 6: Final answer
    x = 12,531.71

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.