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Finding the Fourth Proportional to 4,977.18, 7,459.77 and 2,200.71

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Solution

The fourth proportional to 4,977.18, 7,459.77 and 2,200.71 is: 3,298.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977.18 : 7,459.77 = 2,200.71 : x
  2. Step 2: Convert to fraction form
    4,977.18/7,459.77 = 2,200.71/x
  3. Step 3: Cross multiply
    4,977.18x = 7,459.77 × 2,200.71
  4. Step 4: Simplify right side
    4,977.18x = 16,416,790.44
  5. Step 5: Solve for x
    x = 16,416,790.44/4,977.18
  6. Step 6: Final answer
    x = 3,298.41

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