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Finding the Third Proportional to 13,546 and 15,514

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Solution

The third proportional to 13,546 and 15,514 is: 17,767.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546 : 15,514 = 15,514 : x
  2. Step 2: Convert to fraction form
    13,546/15,514 = 15,514/x
  3. Step 3: Cross multiply
    13,546x = 15,514 × 15,514
  4. Step 4: Simplify right side
    13,546x = 240,684,196
  5. Step 5: Solve for x
    x = 240,684,196/13,546
  6. Step 6: Final answer
    x = 17,767.92

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Why These Related Problems?

These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.