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Finding the Fourth Proportional to 3,846.96, 5,738.04 and 3,223.44

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Solution

The fourth proportional to 3,846.96, 5,738.04 and 3,223.44 is: 4,808.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,846.96 : 5,738.04 = 3,223.44 : x
  2. Step 2: Convert to fraction form
    3,846.96/5,738.04 = 3,223.44/x
  3. Step 3: Cross multiply
    3,846.96x = 5,738.04 × 3,223.44
  4. Step 4: Simplify right side
    3,846.96x = 18,496,227.66
  5. Step 5: Solve for x
    x = 18,496,227.66/3,846.96
  6. Step 6: Final answer
    x = 4,808.01

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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.