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Finding the Third Proportional to 110,520 and 166,701

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Solution

The third proportional to 110,520 and 166,701 is: 251,440.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,520 : 166,701 = 166,701 : x
  2. Step 2: Convert to fraction form
    110,520/166,701 = 166,701/x
  3. Step 3: Cross multiply
    110,520x = 166,701 × 166,701
  4. Step 4: Simplify right side
    110,520x = 27,789,223,401
  5. Step 5: Solve for x
    x = 27,789,223,401/110,520
  6. Step 6: Final answer
    x = 251,440.68

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.