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Finding the Third Proportional to 7,994 and 16,897

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Solution

The third proportional to 7,994 and 16,897 is: 35,715.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,994 : 16,897 = 16,897 : x
  2. Step 2: Convert to fraction form
    7,994/16,897 = 16,897/x
  3. Step 3: Cross multiply
    7,994x = 16,897 × 16,897
  4. Step 4: Simplify right side
    7,994x = 285,508,609
  5. Step 5: Solve for x
    x = 285,508,609/7,994
  6. Step 6: Final answer
    x = 35,715.36

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.