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Finding the Third Proportional to 97,058 and 205,780

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Solution

The third proportional to 97,058 and 205,780 is: 436,289.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,058 : 205,780 = 205,780 : x
  2. Step 2: Convert to fraction form
    97,058/205,780 = 205,780/x
  3. Step 3: Cross multiply
    97,058x = 205,780 × 205,780
  4. Step 4: Simplify right side
    97,058x = 42,345,408,400
  5. Step 5: Solve for x
    x = 42,345,408,400/97,058
  6. Step 6: Final answer
    x = 436,289.73

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.