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Finding the Third Proportional to 3,694 and 8,081

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Solution

The third proportional to 3,694 and 8,081 is: 17,678.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,694 : 8,081 = 8,081 : x
  2. Step 2: Convert to fraction form
    3,694/8,081 = 8,081/x
  3. Step 3: Cross multiply
    3,694x = 8,081 × 8,081
  4. Step 4: Simplify right side
    3,694x = 65,302,561
  5. Step 5: Solve for x
    x = 65,302,561/3,694
  6. Step 6: Final answer
    x = 17,678.01

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.