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Finding the Third Proportional to 17,354 and 36,889

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Solution

The third proportional to 17,354 and 36,889 is: 78,414.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,354 : 36,889 = 36,889 : x
  2. Step 2: Convert to fraction form
    17,354/36,889 = 36,889/x
  3. Step 3: Cross multiply
    17,354x = 36,889 × 36,889
  4. Step 4: Simplify right side
    17,354x = 1,360,798,321
  5. Step 5: Solve for x
    x = 1,360,798,321/17,354
  6. Step 6: Final answer
    x = 78,414.10

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.