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Finding the Third Proportional to 331,667 and 500,274.75

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Solution

The third proportional to 331,667 and 500,274.75 is: 754,596.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,667 : 500,274.75 = 500,274.75 : x
  2. Step 2: Convert to fraction form
    331,667/500,274.75 = 500,274.75/x
  3. Step 3: Cross multiply
    331,667x = 500,274.75 × 500,274.75
  4. Step 4: Simplify right side
    331,667x = 250,274,825,487.56
  5. Step 5: Solve for x
    x = 250,274,825,487.56/331,667
  6. Step 6: Final answer
    x = 754,596.71

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.