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Finding the Fourth Proportional to 3,338.16, 5,007.48 and 1,693.56

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Solution

The fourth proportional to 3,338.16, 5,007.48 and 1,693.56 is: 2,540.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.16 : 5,007.48 = 1,693.56 : x
  2. Step 2: Convert to fraction form
    3,338.16/5,007.48 = 1,693.56/x
  3. Step 3: Cross multiply
    3,338.16x = 5,007.48 × 1,693.56
  4. Step 4: Simplify right side
    3,338.16x = 8,480,467.83
  5. Step 5: Solve for x
    x = 8,480,467.83/3,338.16
  6. Step 6: Final answer
    x = 2,540.46

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