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Finding the Fourth Proportional to 5,167.44, 7,750.80 and 1,704.48

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Solution

The fourth proportional to 5,167.44, 7,750.80 and 1,704.48 is: 2,556.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,167.44 : 7,750.80 = 1,704.48 : x
  2. Step 2: Convert to fraction form
    5,167.44/7,750.80 = 1,704.48/x
  3. Step 3: Cross multiply
    5,167.44x = 7,750.80 × 1,704.48
  4. Step 4: Simplify right side
    5,167.44x = 13,211,083.58
  5. Step 5: Solve for x
    x = 13,211,083.58/5,167.44
  6. Step 6: Final answer
    x = 2,556.60

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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.