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Finding the Fourth Proportional to 5,889.87, 8,836.95 and 2,603.31

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Solution

The fourth proportional to 5,889.87, 8,836.95 and 2,603.31 is: 3,905.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,889.87 : 8,836.95 = 2,603.31 : x
  2. Step 2: Convert to fraction form
    5,889.87/8,836.95 = 2,603.31/x
  3. Step 3: Cross multiply
    5,889.87x = 8,836.95 × 2,603.31
  4. Step 4: Simplify right side
    5,889.87x = 23,005,320.30
  5. Step 5: Solve for x
    x = 23,005,320.30/5,889.87
  6. Step 6: Final answer
    x = 3,905.91

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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.