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Finding the Third Proportional to 140,260.50 and 197,286

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Solution

The third proportional to 140,260.50 and 197,286 is: 277,496.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,260.50 : 197,286 = 197,286 : x
  2. Step 2: Convert to fraction form
    140,260.50/197,286 = 197,286/x
  3. Step 3: Cross multiply
    140,260.50x = 197,286 × 197,286
  4. Step 4: Simplify right side
    140,260.50x = 38,921,765,796
  5. Step 5: Solve for x
    x = 38,921,765,796/140,260.50
  6. Step 6: Final answer
    x = 277,496.27

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.