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Finding the Fourth Proportional to 3,279, 4,525.02 and 2,037

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Solution

The fourth proportional to 3,279, 4,525.02 and 2,037 is: 2,811.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279 : 4,525.02 = 2,037 : x
  2. Step 2: Convert to fraction form
    3,279/4,525.02 = 2,037/x
  3. Step 3: Cross multiply
    3,279x = 4,525.02 × 2,037
  4. Step 4: Simplify right side
    3,279x = 9,217,465.74
  5. Step 5: Solve for x
    x = 9,217,465.74/3,279
  6. Step 6: Final answer
    x = 2,811.06

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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.