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Finding the Fourth Proportional to 5,790.72, 8,679.45 and 3,600.93

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Solution

The fourth proportional to 5,790.72, 8,679.45 and 3,600.93 is: 5,397.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.72 : 8,679.45 = 3,600.93 : x
  2. Step 2: Convert to fraction form
    5,790.72/8,679.45 = 3,600.93/x
  3. Step 3: Cross multiply
    5,790.72x = 8,679.45 × 3,600.93
  4. Step 4: Simplify right side
    5,790.72x = 31,254,091.89
  5. Step 5: Solve for x
    x = 31,254,091.89/5,790.72
  6. Step 6: Final answer
    x = 5,397.27

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