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Finding the Third Proportional to 11,769.75 and 17,451

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Solution

The third proportional to 11,769.75 and 17,451 is: 25,874.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,769.75 : 17,451 = 17,451 : x
  2. Step 2: Convert to fraction form
    11,769.75/17,451 = 17,451/x
  3. Step 3: Cross multiply
    11,769.75x = 17,451 × 17,451
  4. Step 4: Simplify right side
    11,769.75x = 304,537,401
  5. Step 5: Solve for x
    x = 304,537,401/11,769.75
  6. Step 6: Final answer
    x = 25,874.59

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.