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Finding the Fourth Proportional to 3,253.39, 4,852.26 and 2,763

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Solution

The fourth proportional to 3,253.39, 4,852.26 and 2,763 is: 4,120.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.39 : 4,852.26 = 2,763 : x
  2. Step 2: Convert to fraction form
    3,253.39/4,852.26 = 2,763/x
  3. Step 3: Cross multiply
    3,253.39x = 4,852.26 × 2,763
  4. Step 4: Simplify right side
    3,253.39x = 13,406,794.38
  5. Step 5: Solve for x
    x = 13,406,794.38/3,253.39
  6. Step 6: Final answer
    x = 4,120.87

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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.