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Finding the Third Proportional to 86,996 and 167,080

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Solution

The third proportional to 86,996 and 167,080 is: 320,885.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,996 : 167,080 = 167,080 : x
  2. Step 2: Convert to fraction form
    86,996/167,080 = 167,080/x
  3. Step 3: Cross multiply
    86,996x = 167,080 × 167,080
  4. Step 4: Simplify right side
    86,996x = 27,915,726,400
  5. Step 5: Solve for x
    x = 27,915,726,400/86,996
  6. Step 6: Final answer
    x = 320,885.17

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Why These Related Problems?

These problems maintain the same ratio (1.92) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.