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Finding the Third Proportional to 8,526 and 18,396

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Solution

The third proportional to 8,526 and 18,396 is: 39,691.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,526 : 18,396 = 18,396 : x
  2. Step 2: Convert to fraction form
    8,526/18,396 = 18,396/x
  3. Step 3: Cross multiply
    8,526x = 18,396 × 18,396
  4. Step 4: Simplify right side
    8,526x = 338,412,816
  5. Step 5: Solve for x
    x = 338,412,816/8,526
  6. Step 6: Final answer
    x = 39,691.86

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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.