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Finding the Third Proportional to 97,396 and 209,592

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Solution

The third proportional to 97,396 and 209,592 is: 451,032.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,396 : 209,592 = 209,592 : x
  2. Step 2: Convert to fraction form
    97,396/209,592 = 209,592/x
  3. Step 3: Cross multiply
    97,396x = 209,592 × 209,592
  4. Step 4: Simplify right side
    97,396x = 43,928,806,464
  5. Step 5: Solve for x
    x = 43,928,806,464/97,396
  6. Step 6: Final answer
    x = 451,032.96

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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.