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Finding the Third Proportional to 207,049.50 and 324,425.25

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Solution

The third proportional to 207,049.50 and 324,425.25 is: 508,340.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,049.50 : 324,425.25 = 324,425.25 : x
  2. Step 2: Convert to fraction form
    207,049.50/324,425.25 = 324,425.25/x
  3. Step 3: Cross multiply
    207,049.50x = 324,425.25 × 324,425.25
  4. Step 4: Simplify right side
    207,049.50x = 105,251,742,837.56
  5. Step 5: Solve for x
    x = 105,251,742,837.56/207,049.50
  6. Step 6: Final answer
    x = 508,340.97

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.