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Finding the Third Proportional to 97,471 and 209,446

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Solution

The third proportional to 97,471 and 209,446 is: 450,058.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,471 : 209,446 = 209,446 : x
  2. Step 2: Convert to fraction form
    97,471/209,446 = 209,446/x
  3. Step 3: Cross multiply
    97,471x = 209,446 × 209,446
  4. Step 4: Simplify right side
    97,471x = 43,867,626,916
  5. Step 5: Solve for x
    x = 43,867,626,916/97,471
  6. Step 6: Final answer
    x = 450,058.24

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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.