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Finding the Fourth Proportional to 3,174.88, 4,756.56 and 2,344

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Solution

The fourth proportional to 3,174.88, 4,756.56 and 2,344 is: 3,511.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174.88 : 4,756.56 = 2,344 : x
  2. Step 2: Convert to fraction form
    3,174.88/4,756.56 = 2,344/x
  3. Step 3: Cross multiply
    3,174.88x = 4,756.56 × 2,344
  4. Step 4: Simplify right side
    3,174.88x = 11,149,376.64
  5. Step 5: Solve for x
    x = 11,149,376.64/3,174.88
  6. Step 6: Final answer
    x = 3,511.75

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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.