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Finding the Third Proportional to 167,658 and 363,889

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Solution

The third proportional to 167,658 and 363,889 is: 789,793.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,658 : 363,889 = 363,889 : x
  2. Step 2: Convert to fraction form
    167,658/363,889 = 363,889/x
  3. Step 3: Cross multiply
    167,658x = 363,889 × 363,889
  4. Step 4: Simplify right side
    167,658x = 132,415,204,321
  5. Step 5: Solve for x
    x = 132,415,204,321/167,658
  6. Step 6: Final answer
    x = 789,793.53

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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.