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Finding the Third Proportional to 77,247 and 167,112

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Solution

The third proportional to 77,247 and 167,112 is: 361,521.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,247 : 167,112 = 167,112 : x
  2. Step 2: Convert to fraction form
    77,247/167,112 = 167,112/x
  3. Step 3: Cross multiply
    77,247x = 167,112 × 167,112
  4. Step 4: Simplify right side
    77,247x = 27,926,420,544
  5. Step 5: Solve for x
    x = 27,926,420,544/77,247
  6. Step 6: Final answer
    x = 361,521.10

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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.