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Finding the Third Proportional to 104,540 and 159,266

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Solution

The third proportional to 104,540 and 159,266 is: 242,640.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,540 : 159,266 = 159,266 : x
  2. Step 2: Convert to fraction form
    104,540/159,266 = 159,266/x
  3. Step 3: Cross multiply
    104,540x = 159,266 × 159,266
  4. Step 4: Simplify right side
    104,540x = 25,365,658,756
  5. Step 5: Solve for x
    x = 25,365,658,756/104,540
  6. Step 6: Final answer
    x = 242,640.70

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.