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Finding the Third Proportional to 96,885 and 208,611

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Solution

The third proportional to 96,885 and 208,611 is: 449,177.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,885 : 208,611 = 208,611 : x
  2. Step 2: Convert to fraction form
    96,885/208,611 = 208,611/x
  3. Step 3: Cross multiply
    96,885x = 208,611 × 208,611
  4. Step 4: Simplify right side
    96,885x = 43,518,549,321
  5. Step 5: Solve for x
    x = 43,518,549,321/96,885
  6. Step 6: Final answer
    x = 449,177.37

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.