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Finding the Fourth Proportional to 3,745.44, 5,592.24 and 3,512.16

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Solution

The fourth proportional to 3,745.44, 5,592.24 and 3,512.16 is: 5,243.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.44 : 5,592.24 = 3,512.16 : x
  2. Step 2: Convert to fraction form
    3,745.44/5,592.24 = 3,512.16/x
  3. Step 3: Cross multiply
    3,745.44x = 5,592.24 × 3,512.16
  4. Step 4: Simplify right side
    3,745.44x = 19,640,841.64
  5. Step 5: Solve for x
    x = 19,640,841.64/3,745.44
  6. Step 6: Final answer
    x = 5,243.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.