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Finding the Fourth Proportional to 1,195.44, 1,793.61 and 676.02

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Solution

The fourth proportional to 1,195.44, 1,793.61 and 676.02 is: 1,014.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195.44 : 1,793.61 = 676.02 : x
  2. Step 2: Convert to fraction form
    1,195.44/1,793.61 = 676.02/x
  3. Step 3: Cross multiply
    1,195.44x = 1,793.61 × 676.02
  4. Step 4: Simplify right side
    1,195.44x = 1,212,519.03
  5. Step 5: Solve for x
    x = 1,212,519.03/1,195.44
  6. Step 6: Final answer
    x = 1,014.29

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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.