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Finding the Fourth Proportional to 6,719.01, 9,272.03 and 3,847.64

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Solution

The fourth proportional to 6,719.01, 9,272.03 and 3,847.64 is: 5,309.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719.01 : 9,272.03 = 3,847.64 : x
  2. Step 2: Convert to fraction form
    6,719.01/9,272.03 = 3,847.64/x
  3. Step 3: Cross multiply
    6,719.01x = 9,272.03 × 3,847.64
  4. Step 4: Simplify right side
    6,719.01x = 35,675,433.51
  5. Step 5: Solve for x
    x = 35,675,433.51/6,719.01
  6. Step 6: Final answer
    x = 5,309.63

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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.