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Finding the Third Proportional to 4,139 and 9,697

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Solution

The third proportional to 4,139 and 9,697 is: 22,718.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139 : 9,697 = 9,697 : x
  2. Step 2: Convert to fraction form
    4,139/9,697 = 9,697/x
  3. Step 3: Cross multiply
    4,139x = 9,697 × 9,697
  4. Step 4: Simplify right side
    4,139x = 94,031,809
  5. Step 5: Solve for x
    x = 94,031,809/4,139
  6. Step 6: Final answer
    x = 22,718.48

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.