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Finding the Third Proportional to 110,600 and 165,900

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Solution

The third proportional to 110,600 and 165,900 is: 248,850

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,600 : 165,900 = 165,900 : x
  2. Step 2: Convert to fraction form
    110,600/165,900 = 165,900/x
  3. Step 3: Cross multiply
    110,600x = 165,900 × 165,900
  4. Step 4: Simplify right side
    110,600x = 27,522,810,000
  5. Step 5: Solve for x
    x = 27,522,810,000/110,600
  6. Step 6: Final answer
    x = 248,850

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.