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Finding the Third Proportional to 135,933 and 281,422.50

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Solution

The third proportional to 135,933 and 281,422.50 is: 582,629.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,933 : 281,422.50 = 281,422.50 : x
  2. Step 2: Convert to fraction form
    135,933/281,422.50 = 281,422.50/x
  3. Step 3: Cross multiply
    135,933x = 281,422.50 × 281,422.50
  4. Step 4: Simplify right side
    135,933x = 79,198,623,506.25
  5. Step 5: Solve for x
    x = 79,198,623,506.25/135,933
  6. Step 6: Final answer
    x = 582,629.85

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.