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Finding the Fourth Proportional to 5,399.44, 8,101.44 and 2,936

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Solution

The fourth proportional to 5,399.44, 8,101.44 and 2,936 is: 4,405.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.44 : 8,101.44 = 2,936 : x
  2. Step 2: Convert to fraction form
    5,399.44/8,101.44 = 2,936/x
  3. Step 3: Cross multiply
    5,399.44x = 8,101.44 × 2,936
  4. Step 4: Simplify right side
    5,399.44x = 23,785,827.84
  5. Step 5: Solve for x
    x = 23,785,827.84/5,399.44
  6. Step 6: Final answer
    x = 4,405.24

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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.