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Finding the Fourth Proportional to 5,991.48, 8,968.73 and 4,433.31

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Solution

The fourth proportional to 5,991.48, 8,968.73 and 4,433.31 is: 6,636.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,991.48 : 8,968.73 = 4,433.31 : x
  2. Step 2: Convert to fraction form
    5,991.48/8,968.73 = 4,433.31/x
  3. Step 3: Cross multiply
    5,991.48x = 8,968.73 × 4,433.31
  4. Step 4: Simplify right side
    5,991.48x = 39,761,138.23
  5. Step 5: Solve for x
    x = 39,761,138.23/5,991.48
  6. Step 6: Final answer
    x = 6,636.28

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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.