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Finding the Third Proportional to 162,867 and 234,957

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Solution

The third proportional to 162,867 and 234,957 is: 338,956.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,867 : 234,957 = 234,957 : x
  2. Step 2: Convert to fraction form
    162,867/234,957 = 234,957/x
  3. Step 3: Cross multiply
    162,867x = 234,957 × 234,957
  4. Step 4: Simplify right side
    162,867x = 55,204,791,849
  5. Step 5: Solve for x
    x = 55,204,791,849/162,867
  6. Step 6: Final answer
    x = 338,956.28

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.