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Finding the Third Proportional to 108,846 and 168,189

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Solution

The third proportional to 108,846 and 168,189 is: 259,885.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,846 : 168,189 = 168,189 : x
  2. Step 2: Convert to fraction form
    108,846/168,189 = 168,189/x
  3. Step 3: Cross multiply
    108,846x = 168,189 × 168,189
  4. Step 4: Simplify right side
    108,846x = 28,287,539,721
  5. Step 5: Solve for x
    x = 28,287,539,721/108,846
  6. Step 6: Final answer
    x = 259,885.89

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.