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Finding the Fourth Proportional to 202,450.82, 303,645.06 and 67,517.28

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Solution

The fourth proportional to 202,450.82, 303,645.06 and 67,517.28 is: 101,265.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,450.82 : 303,645.06 = 67,517.28 : x
  2. Step 2: Convert to fraction form
    202,450.82/303,645.06 = 67,517.28/x
  3. Step 3: Cross multiply
    202,450.82x = 303,645.06 × 67,517.28
  4. Step 4: Simplify right side
    202,450.82x = 20,501,288,536.64
  5. Step 5: Solve for x
    x = 20,501,288,536.64/202,450.82
  6. Step 6: Final answer
    x = 101,265.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.