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Finding the Fourth Proportional to 3,804.74, 5,251.23 and 2,462

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Solution

The fourth proportional to 3,804.74, 5,251.23 and 2,462 is: 3,398.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,804.74 : 5,251.23 = 2,462 : x
  2. Step 2: Convert to fraction form
    3,804.74/5,251.23 = 2,462/x
  3. Step 3: Cross multiply
    3,804.74x = 5,251.23 × 2,462
  4. Step 4: Simplify right side
    3,804.74x = 12,928,528.26
  5. Step 5: Solve for x
    x = 12,928,528.26/3,804.74
  6. Step 6: Final answer
    x = 3,398.01

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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.