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Finding the Fourth Proportional to 2,463.30, 3,694.64 and 731.93

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Solution

The fourth proportional to 2,463.30, 3,694.64 and 731.93 is: 1,097.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,463.30 : 3,694.64 = 731.93 : x
  2. Step 2: Convert to fraction form
    2,463.30/3,694.64 = 731.93/x
  3. Step 3: Cross multiply
    2,463.30x = 3,694.64 × 731.93
  4. Step 4: Simplify right side
    2,463.30x = 2,704,195.72
  5. Step 5: Solve for x
    x = 2,704,195.72/2,463.30
  6. Step 6: Final answer
    x = 1,097.79

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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.