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Finding the Fourth Proportional to 5,600.48, 8,402.54 and 2,679

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Solution

The fourth proportional to 5,600.48, 8,402.54 and 2,679 is: 4,019.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,600.48 : 8,402.54 = 2,679 : x
  2. Step 2: Convert to fraction form
    5,600.48/8,402.54 = 2,679/x
  3. Step 3: Cross multiply
    5,600.48x = 8,402.54 × 2,679
  4. Step 4: Simplify right side
    5,600.48x = 22,510,404.66
  5. Step 5: Solve for x
    x = 22,510,404.66/5,600.48
  6. Step 6: Final answer
    x = 4,019.37

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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.