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Finding the Third Proportional to 162,967 and 353,067

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Solution

The third proportional to 162,967 and 353,067 is: 764,917.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,967 : 353,067 = 353,067 : x
  2. Step 2: Convert to fraction form
    162,967/353,067 = 353,067/x
  3. Step 3: Cross multiply
    162,967x = 353,067 × 353,067
  4. Step 4: Simplify right side
    162,967x = 124,656,306,489
  5. Step 5: Solve for x
    x = 124,656,306,489/162,967
  6. Step 6: Final answer
    x = 764,917.48

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.