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Finding the Fourth Proportional to 5,858.77, 8,791.04 and 2,738.99

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Solution

The fourth proportional to 5,858.77, 8,791.04 and 2,738.99 is: 4,109.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,858.77 : 8,791.04 = 2,738.99 : x
  2. Step 2: Convert to fraction form
    5,858.77/8,791.04 = 2,738.99/x
  3. Step 3: Cross multiply
    5,858.77x = 8,791.04 × 2,738.99
  4. Step 4: Simplify right side
    5,858.77x = 24,078,570.65
  5. Step 5: Solve for x
    x = 24,078,570.65/5,858.77
  6. Step 6: Final answer
    x = 4,109.83

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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.