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Finding the Third Proportional to 166,215.38 and 367,422.75

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Solution

The third proportional to 166,215.38 and 367,422.75 is: 812,196.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,215.38 : 367,422.75 = 367,422.75 : x
  2. Step 2: Convert to fraction form
    166,215.38/367,422.75 = 367,422.75/x
  3. Step 3: Cross multiply
    166,215.38x = 367,422.75 × 367,422.75
  4. Step 4: Simplify right side
    166,215.38x = 134,999,477,217.56
  5. Step 5: Solve for x
    x = 134,999,477,217.56/166,215.38
  6. Step 6: Final answer
    x = 812,196.09

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.