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Finding the Fourth Proportional to 4,796.72, 7,192.04 and 2,163.68

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Solution

The fourth proportional to 4,796.72, 7,192.04 and 2,163.68 is: 3,244.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,796.72 : 7,192.04 = 2,163.68 : x
  2. Step 2: Convert to fraction form
    4,796.72/7,192.04 = 2,163.68/x
  3. Step 3: Cross multiply
    4,796.72x = 7,192.04 × 2,163.68
  4. Step 4: Simplify right side
    4,796.72x = 15,561,273.11
  5. Step 5: Solve for x
    x = 15,561,273.11/4,796.72
  6. Step 6: Final answer
    x = 3,244.15

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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.