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Finding the Third Proportional to 9,717 and 20,001

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Solution

The third proportional to 9,717 and 20,001 is: 41,169.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,717 : 20,001 = 20,001 : x
  2. Step 2: Convert to fraction form
    9,717/20,001 = 20,001/x
  3. Step 3: Cross multiply
    9,717x = 20,001 × 20,001
  4. Step 4: Simplify right side
    9,717x = 400,040,001
  5. Step 5: Solve for x
    x = 400,040,001/9,717
  6. Step 6: Final answer
    x = 41,169.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.