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Finding the Third Proportional to 90,601.03 and 196,135.17

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Solution

The third proportional to 90,601.03 and 196,135.17 is: 424,597.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,601.03 : 196,135.17 = 196,135.17 : x
  2. Step 2: Convert to fraction form
    90,601.03/196,135.17 = 196,135.17/x
  3. Step 3: Cross multiply
    90,601.03x = 196,135.17 × 196,135.17
  4. Step 4: Simplify right side
    90,601.03x = 38,469,005,646.44
  5. Step 5: Solve for x
    x = 38,469,005,646.44/90,601.03
  6. Step 6: Final answer
    x = 424,597.88

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.