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Finding the Third Proportional to 151,392.38 and 328,542.75

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Solution

The third proportional to 151,392.38 and 328,542.75 is: 712,983.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,392.38 : 328,542.75 = 328,542.75 : x
  2. Step 2: Convert to fraction form
    151,392.38/328,542.75 = 328,542.75/x
  3. Step 3: Cross multiply
    151,392.38x = 328,542.75 × 328,542.75
  4. Step 4: Simplify right side
    151,392.38x = 107,940,338,577.56
  5. Step 5: Solve for x
    x = 107,940,338,577.56/151,392.38
  6. Step 6: Final answer
    x = 712,983.98

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.