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Finding the Fourth Proportional to 3,972.73, 5,958.41 and 1,051.33

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Solution

The fourth proportional to 3,972.73, 5,958.41 and 1,051.33 is: 1,576.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.73 : 5,958.41 = 1,051.33 : x
  2. Step 2: Convert to fraction form
    3,972.73/5,958.41 = 1,051.33/x
  3. Step 3: Cross multiply
    3,972.73x = 5,958.41 × 1,051.33
  4. Step 4: Simplify right side
    3,972.73x = 6,264,255.19
  5. Step 5: Solve for x
    x = 6,264,255.19/3,972.73
  6. Step 6: Final answer
    x = 1,576.81

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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.