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Finding the Fourth Proportional to 4,236.88, 5,845.52 and 2,745.96

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Solution

The fourth proportional to 4,236.88, 5,845.52 and 2,745.96 is: 3,788.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,236.88 : 5,845.52 = 2,745.96 : x
  2. Step 2: Convert to fraction form
    4,236.88/5,845.52 = 2,745.96/x
  3. Step 3: Cross multiply
    4,236.88x = 5,845.52 × 2,745.96
  4. Step 4: Simplify right side
    4,236.88x = 16,051,564.10
  5. Step 5: Solve for x
    x = 16,051,564.10/4,236.88
  6. Step 6: Final answer
    x = 3,788.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.