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Finding the Fourth Proportional to 3,950.29, 5,930.90 and 2,003.86

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Solution

The fourth proportional to 3,950.29, 5,930.90 and 2,003.86 is: 3,008.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950.29 : 5,930.90 = 2,003.86 : x
  2. Step 2: Convert to fraction form
    3,950.29/5,930.90 = 2,003.86/x
  3. Step 3: Cross multiply
    3,950.29x = 5,930.90 × 2,003.86
  4. Step 4: Simplify right side
    3,950.29x = 11,884,693.27
  5. Step 5: Solve for x
    x = 11,884,693.27/3,950.29
  6. Step 6: Final answer
    x = 3,008.56

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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.