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Finding the Fourth Proportional to 5,891.94, 8,839.56 and 1,996.64

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Solution

The fourth proportional to 5,891.94, 8,839.56 and 1,996.64 is: 2,995.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891.94 : 8,839.56 = 1,996.64 : x
  2. Step 2: Convert to fraction form
    5,891.94/8,839.56 = 1,996.64/x
  3. Step 3: Cross multiply
    5,891.94x = 8,839.56 × 1,996.64
  4. Step 4: Simplify right side
    5,891.94x = 17,649,419.08
  5. Step 5: Solve for x
    x = 17,649,419.08/5,891.94
  6. Step 6: Final answer
    x = 2,995.52

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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.