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Finding the Third Proportional to 17,118 and 36,971

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Solution

The third proportional to 17,118 and 36,971 is: 79,848.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,118 : 36,971 = 36,971 : x
  2. Step 2: Convert to fraction form
    17,118/36,971 = 36,971/x
  3. Step 3: Cross multiply
    17,118x = 36,971 × 36,971
  4. Step 4: Simplify right side
    17,118x = 1,366,854,841
  5. Step 5: Solve for x
    x = 1,366,854,841/17,118
  6. Step 6: Final answer
    x = 79,848.98

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.