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Finding the Third Proportional to 131,258 and 196,844

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Solution

The third proportional to 131,258 and 196,844 is: 295,201.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,258 : 196,844 = 196,844 : x
  2. Step 2: Convert to fraction form
    131,258/196,844 = 196,844/x
  3. Step 3: Cross multiply
    131,258x = 196,844 × 196,844
  4. Step 4: Simplify right side
    131,258x = 38,747,560,336
  5. Step 5: Solve for x
    x = 38,747,560,336/131,258
  6. Step 6: Final answer
    x = 295,201.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.