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Finding the Third Proportional to 162,674 and 259,744

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Solution

The third proportional to 162,674 and 259,744 is: 414,737.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,674 : 259,744 = 259,744 : x
  2. Step 2: Convert to fraction form
    162,674/259,744 = 259,744/x
  3. Step 3: Cross multiply
    162,674x = 259,744 × 259,744
  4. Step 4: Simplify right side
    162,674x = 67,466,945,536
  5. Step 5: Solve for x
    x = 67,466,945,536/162,674
  6. Step 6: Final answer
    x = 414,737.12

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.