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Finding the Third Proportional to 79,250.25 and 123,740.25

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Solution

The third proportional to 79,250.25 and 123,740.25 is: 193,206.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,250.25 : 123,740.25 = 123,740.25 : x
  2. Step 2: Convert to fraction form
    79,250.25/123,740.25 = 123,740.25/x
  3. Step 3: Cross multiply
    79,250.25x = 123,740.25 × 123,740.25
  4. Step 4: Simplify right side
    79,250.25x = 15,311,649,470.06
  5. Step 5: Solve for x
    x = 15,311,649,470.06/79,250.25
  6. Step 6: Final answer
    x = 193,206.32

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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.