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Finding the Third Proportional to 134,542.50 and 285,481.50

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Solution

The third proportional to 134,542.50 and 285,481.50 is: 605,754.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,542.50 : 285,481.50 = 285,481.50 : x
  2. Step 2: Convert to fraction form
    134,542.50/285,481.50 = 285,481.50/x
  3. Step 3: Cross multiply
    134,542.50x = 285,481.50 × 285,481.50
  4. Step 4: Simplify right side
    134,542.50x = 81,499,686,842.25
  5. Step 5: Solve for x
    x = 81,499,686,842.25/134,542.50
  6. Step 6: Final answer
    x = 605,754.22

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.