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Finding the Fourth Proportional to 6,941.68, 9,579.54 and 3,797.92

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Solution

The fourth proportional to 6,941.68, 9,579.54 and 3,797.92 is: 5,241.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,941.68 : 9,579.54 = 3,797.92 : x
  2. Step 2: Convert to fraction form
    6,941.68/9,579.54 = 3,797.92/x
  3. Step 3: Cross multiply
    6,941.68x = 9,579.54 × 3,797.92
  4. Step 4: Simplify right side
    6,941.68x = 36,382,326.56
  5. Step 5: Solve for x
    x = 36,382,326.56/6,941.68
  6. Step 6: Final answer
    x = 5,241.14

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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.