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Finding the Fourth Proportional to 5,995.88, 8,996.41 and 3,219.31

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Solution

The fourth proportional to 5,995.88, 8,996.41 and 3,219.31 is: 4,830.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,995.88 : 8,996.41 = 3,219.31 : x
  2. Step 2: Convert to fraction form
    5,995.88/8,996.41 = 3,219.31/x
  3. Step 3: Cross multiply
    5,995.88x = 8,996.41 × 3,219.31
  4. Step 4: Simplify right side
    5,995.88x = 28,962,232.68
  5. Step 5: Solve for x
    x = 28,962,232.68/5,995.88
  6. Step 6: Final answer
    x = 4,830.36

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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.