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Finding the Third Proportional to 79,769.39 and 170,097.89

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Solution

The third proportional to 79,769.39 and 170,097.89 is: 362,711.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,769.39 : 170,097.89 = 170,097.89 : x
  2. Step 2: Convert to fraction form
    79,769.39/170,097.89 = 170,097.89/x
  3. Step 3: Cross multiply
    79,769.39x = 170,097.89 × 170,097.89
  4. Step 4: Simplify right side
    79,769.39x = 28,933,292,395.07
  5. Step 5: Solve for x
    x = 28,933,292,395.07/79,769.39
  6. Step 6: Final answer
    x = 362,711.71

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These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.