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Finding the Fourth Proportional to 4,277, 6,408.22 and 3,038.28

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Solution

The fourth proportional to 4,277, 6,408.22 and 3,038.28 is: 4,552.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277 : 6,408.22 = 3,038.28 : x
  2. Step 2: Convert to fraction form
    4,277/6,408.22 = 3,038.28/x
  3. Step 3: Cross multiply
    4,277x = 6,408.22 × 3,038.28
  4. Step 4: Simplify right side
    4,277x = 19,469,966.66
  5. Step 5: Solve for x
    x = 19,469,966.66/4,277
  6. Step 6: Final answer
    x = 4,552.25

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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.