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Finding the Fourth Proportional to 3,631.02, 5,445.86 and 1,656.20

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Solution

The fourth proportional to 3,631.02, 5,445.86 and 1,656.20 is: 2,483.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.02 : 5,445.86 = 1,656.20 : x
  2. Step 2: Convert to fraction form
    3,631.02/5,445.86 = 1,656.20/x
  3. Step 3: Cross multiply
    3,631.02x = 5,445.86 × 1,656.20
  4. Step 4: Simplify right side
    3,631.02x = 9,019,433.33
  5. Step 5: Solve for x
    x = 9,019,433.33/3,631.02
  6. Step 6: Final answer
    x = 2,483.99

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