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Finding the Fourth Proportional to 2,197.98, 3,297.51 and 737.46

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Solution

The fourth proportional to 2,197.98, 3,297.51 and 737.46 is: 1,106.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197.98 : 3,297.51 = 737.46 : x
  2. Step 2: Convert to fraction form
    2,197.98/3,297.51 = 737.46/x
  3. Step 3: Cross multiply
    2,197.98x = 3,297.51 × 737.46
  4. Step 4: Simplify right side
    2,197.98x = 2,431,781.72
  5. Step 5: Solve for x
    x = 2,431,781.72/2,197.98
  6. Step 6: Final answer
    x = 1,106.37

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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.