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Finding the Fourth Proportional to 3,954.82, 5,933.31 and 1,357.96

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Solution

The fourth proportional to 3,954.82, 5,933.31 and 1,357.96 is: 2,037.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954.82 : 5,933.31 = 1,357.96 : x
  2. Step 2: Convert to fraction form
    3,954.82/5,933.31 = 1,357.96/x
  3. Step 3: Cross multiply
    3,954.82x = 5,933.31 × 1,357.96
  4. Step 4: Simplify right side
    3,954.82x = 8,057,197.65
  5. Step 5: Solve for x
    x = 8,057,197.65/3,954.82
  6. Step 6: Final answer
    x = 2,037.31

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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.