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Finding the Fourth Proportional to 3,792.71, 5,233.78 and 2,797.63

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Solution

The fourth proportional to 3,792.71, 5,233.78 and 2,797.63 is: 3,860.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792.71 : 5,233.78 = 2,797.63 : x
  2. Step 2: Convert to fraction form
    3,792.71/5,233.78 = 2,797.63/x
  3. Step 3: Cross multiply
    3,792.71x = 5,233.78 × 2,797.63
  4. Step 4: Simplify right side
    3,792.71x = 14,642,179.94
  5. Step 5: Solve for x
    x = 14,642,179.94/3,792.71
  6. Step 6: Final answer
    x = 3,860.61

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.