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Finding the Third Proportional to 159,066.75 and 329,205.75

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Solution

The third proportional to 159,066.75 and 329,205.75 is: 681,326.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,066.75 : 329,205.75 = 329,205.75 : x
  2. Step 2: Convert to fraction form
    159,066.75/329,205.75 = 329,205.75/x
  3. Step 3: Cross multiply
    159,066.75x = 329,205.75 × 329,205.75
  4. Step 4: Simplify right side
    159,066.75x = 108,376,425,833.06
  5. Step 5: Solve for x
    x = 108,376,425,833.06/159,066.75
  6. Step 6: Final answer
    x = 681,326.71

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.