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Finding the Third Proportional to 127,282.50 and 251,352.75

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Solution

The third proportional to 127,282.50 and 251,352.75 is: 496,362.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,282.50 : 251,352.75 = 251,352.75 : x
  2. Step 2: Convert to fraction form
    127,282.50/251,352.75 = 251,352.75/x
  3. Step 3: Cross multiply
    127,282.50x = 251,352.75 × 251,352.75
  4. Step 4: Simplify right side
    127,282.50x = 63,178,204,932.56
  5. Step 5: Solve for x
    x = 63,178,204,932.56/127,282.50
  6. Step 6: Final answer
    x = 496,362.07

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.