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Finding the Third Proportional to 9,443 and 20,897

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Solution

The third proportional to 9,443 and 20,897 is: 46,244.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,443 : 20,897 = 20,897 : x
  2. Step 2: Convert to fraction form
    9,443/20,897 = 20,897/x
  3. Step 3: Cross multiply
    9,443x = 20,897 × 20,897
  4. Step 4: Simplify right side
    9,443x = 436,684,609
  5. Step 5: Solve for x
    x = 436,684,609/9,443
  6. Step 6: Final answer
    x = 46,244.27

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.