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Finding the Fourth Proportional to 4,408.32, 6,608 and 2,848

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Solution

The fourth proportional to 4,408.32, 6,608 and 2,848 is: 4,269.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,408.32 : 6,608 = 2,848 : x
  2. Step 2: Convert to fraction form
    4,408.32/6,608 = 2,848/x
  3. Step 3: Cross multiply
    4,408.32x = 6,608 × 2,848
  4. Step 4: Simplify right side
    4,408.32x = 18,819,584
  5. Step 5: Solve for x
    x = 18,819,584/4,408.32
  6. Step 6: Final answer
    x = 4,269.11

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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.