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Finding the Third Proportional to 79,313.25 and 171,693.75

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Solution

The third proportional to 79,313.25 and 171,693.75 is: 371,674.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,313.25 : 171,693.75 = 171,693.75 : x
  2. Step 2: Convert to fraction form
    79,313.25/171,693.75 = 171,693.75/x
  3. Step 3: Cross multiply
    79,313.25x = 171,693.75 × 171,693.75
  4. Step 4: Simplify right side
    79,313.25x = 29,478,743,789.06
  5. Step 5: Solve for x
    x = 29,478,743,789.06/79,313.25
  6. Step 6: Final answer
    x = 371,674.89

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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.