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Finding the Third Proportional to 85,214 and 185,808

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Solution

The third proportional to 85,214 and 185,808 is: 405,151.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,214 : 185,808 = 185,808 : x
  2. Step 2: Convert to fraction form
    85,214/185,808 = 185,808/x
  3. Step 3: Cross multiply
    85,214x = 185,808 × 185,808
  4. Step 4: Simplify right side
    85,214x = 34,524,612,864
  5. Step 5: Solve for x
    x = 34,524,612,864/85,214
  6. Step 6: Final answer
    x = 405,151.89

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.