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Finding the Third Proportional to 131,768 and 197,292

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Solution

The third proportional to 131,768 and 197,292 is: 295,398.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,768 : 197,292 = 197,292 : x
  2. Step 2: Convert to fraction form
    131,768/197,292 = 197,292/x
  3. Step 3: Cross multiply
    131,768x = 197,292 × 197,292
  4. Step 4: Simplify right side
    131,768x = 38,924,133,264
  5. Step 5: Solve for x
    x = 38,924,133,264/131,768
  6. Step 6: Final answer
    x = 295,398.98

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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.