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Finding the Third Proportional to 8,160 and 17,617

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Solution

The third proportional to 8,160 and 17,617 is: 38,034.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160 : 17,617 = 17,617 : x
  2. Step 2: Convert to fraction form
    8,160/17,617 = 17,617/x
  3. Step 3: Cross multiply
    8,160x = 17,617 × 17,617
  4. Step 4: Simplify right side
    8,160x = 310,358,689
  5. Step 5: Solve for x
    x = 310,358,689/8,160
  6. Step 6: Final answer
    x = 38,034.15

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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.