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Finding the Third Proportional to 11,748 and 18,394

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Solution

The third proportional to 11,748 and 18,394 is: 28,799.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,748 : 18,394 = 18,394 : x
  2. Step 2: Convert to fraction form
    11,748/18,394 = 18,394/x
  3. Step 3: Cross multiply
    11,748x = 18,394 × 18,394
  4. Step 4: Simplify right side
    11,748x = 338,339,236
  5. Step 5: Solve for x
    x = 338,339,236/11,748
  6. Step 6: Final answer
    x = 28,799.73

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.