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Finding the Fourth Proportional to 5,868.08, 8,800.56 and 2,580.44

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Solution

The fourth proportional to 5,868.08, 8,800.56 and 2,580.44 is: 3,869.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,868.08 : 8,800.56 = 2,580.44 : x
  2. Step 2: Convert to fraction form
    5,868.08/8,800.56 = 2,580.44/x
  3. Step 3: Cross multiply
    5,868.08x = 8,800.56 × 2,580.44
  4. Step 4: Simplify right side
    5,868.08x = 22,709,317.05
  5. Step 5: Solve for x
    x = 22,709,317.05/5,868.08
  6. Step 6: Final answer
    x = 3,869.97

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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.