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Finding the Fourth Proportional to 3,778.96, 5,669.96 and 1,697.56

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Solution

The fourth proportional to 3,778.96, 5,669.96 and 1,697.56 is: 2,547.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778.96 : 5,669.96 = 1,697.56 : x
  2. Step 2: Convert to fraction form
    3,778.96/5,669.96 = 1,697.56/x
  3. Step 3: Cross multiply
    3,778.96x = 5,669.96 × 1,697.56
  4. Step 4: Simplify right side
    3,778.96x = 9,625,097.30
  5. Step 5: Solve for x
    x = 9,625,097.30/3,778.96
  6. Step 6: Final answer
    x = 2,547.02

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