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Finding the Third Proportional to 97,402 and 209,599

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Solution

The third proportional to 97,402 and 209,599 is: 451,035.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,402 : 209,599 = 209,599 : x
  2. Step 2: Convert to fraction form
    97,402/209,599 = 209,599/x
  3. Step 3: Cross multiply
    97,402x = 209,599 × 209,599
  4. Step 4: Simplify right side
    97,402x = 43,931,740,801
  5. Step 5: Solve for x
    x = 43,931,740,801/97,402
  6. Step 6: Final answer
    x = 451,035.31

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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.