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Finding the Third Proportional to 40,456.75 and 82,519.75

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Solution

The third proportional to 40,456.75 and 82,519.75 is: 168,315.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,456.75 : 82,519.75 = 82,519.75 : x
  2. Step 2: Convert to fraction form
    40,456.75/82,519.75 = 82,519.75/x
  3. Step 3: Cross multiply
    40,456.75x = 82,519.75 × 82,519.75
  4. Step 4: Simplify right side
    40,456.75x = 6,809,509,140.06
  5. Step 5: Solve for x
    x = 6,809,509,140.06/40,456.75
  6. Step 6: Final answer
    x = 168,315.77

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.