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Finding the Third Proportional to 131,764 and 197,286

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Solution

The third proportional to 131,764 and 197,286 is: 295,389.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,764 : 197,286 = 197,286 : x
  2. Step 2: Convert to fraction form
    131,764/197,286 = 197,286/x
  3. Step 3: Cross multiply
    131,764x = 197,286 × 197,286
  4. Step 4: Simplify right side
    131,764x = 38,921,765,796
  5. Step 5: Solve for x
    x = 38,921,765,796/131,764
  6. Step 6: Final answer
    x = 295,389.98

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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.