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Finding the Third Proportional to 82,644.75 and 122,751.75

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Solution

The third proportional to 82,644.75 and 122,751.75 is: 182,322.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,644.75 : 122,751.75 = 122,751.75 : x
  2. Step 2: Convert to fraction form
    82,644.75/122,751.75 = 122,751.75/x
  3. Step 3: Cross multiply
    82,644.75x = 122,751.75 × 122,751.75
  4. Step 4: Simplify right side
    82,644.75x = 15,067,992,128.06
  5. Step 5: Solve for x
    x = 15,067,992,128.06/82,644.75
  6. Step 6: Final answer
    x = 182,322.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.