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Finding the Fourth Proportional to 5,998.55, 8,278.40 and 3,345.93

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Solution

The fourth proportional to 5,998.55, 8,278.40 and 3,345.93 is: 4,617.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,998.55 : 8,278.40 = 3,345.93 : x
  2. Step 2: Convert to fraction form
    5,998.55/8,278.40 = 3,345.93/x
  3. Step 3: Cross multiply
    5,998.55x = 8,278.40 × 3,345.93
  4. Step 4: Simplify right side
    5,998.55x = 27,698,955.28
  5. Step 5: Solve for x
    x = 27,698,955.28/5,998.55
  6. Step 6: Final answer
    x = 4,617.61

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