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Finding the Third Proportional to 54,351 and 79,440.75

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Solution

The third proportional to 54,351 and 79,440.75 is: 116,112.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,351 : 79,440.75 = 79,440.75 : x
  2. Step 2: Convert to fraction form
    54,351/79,440.75 = 79,440.75/x
  3. Step 3: Cross multiply
    54,351x = 79,440.75 × 79,440.75
  4. Step 4: Simplify right side
    54,351x = 6,310,832,760.56
  5. Step 5: Solve for x
    x = 6,310,832,760.56/54,351
  6. Step 6: Final answer
    x = 116,112.54

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.