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Finding the Fourth Proportional to 5,359.44, 8,039 and 2,899.08

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Solution

The fourth proportional to 5,359.44, 8,039 and 2,899.08 is: 4,348.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.44 : 8,039 = 2,899.08 : x
  2. Step 2: Convert to fraction form
    5,359.44/8,039 = 2,899.08/x
  3. Step 3: Cross multiply
    5,359.44x = 8,039 × 2,899.08
  4. Step 4: Simplify right side
    5,359.44x = 23,305,704.12
  5. Step 5: Solve for x
    x = 23,305,704.12/5,359.44
  6. Step 6: Final answer
    x = 4,348.53

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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.