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Finding the Third Proportional to 193,263.75 and 415,098

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Solution

The third proportional to 193,263.75 and 415,098 is: 891,560.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,263.75 : 415,098 = 415,098 : x
  2. Step 2: Convert to fraction form
    193,263.75/415,098 = 415,098/x
  3. Step 3: Cross multiply
    193,263.75x = 415,098 × 415,098
  4. Step 4: Simplify right side
    193,263.75x = 172,306,349,604
  5. Step 5: Solve for x
    x = 172,306,349,604/193,263.75
  6. Step 6: Final answer
    x = 891,560.62

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.