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Finding the Fourth Proportional to 3,602.04, 5,400.96 and 3,020.72

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Solution

The fourth proportional to 3,602.04, 5,400.96 and 3,020.72 is: 4,529.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,602.04 : 5,400.96 = 3,020.72 : x
  2. Step 2: Convert to fraction form
    3,602.04/5,400.96 = 3,020.72/x
  3. Step 3: Cross multiply
    3,602.04x = 5,400.96 × 3,020.72
  4. Step 4: Simplify right side
    3,602.04x = 16,314,787.89
  5. Step 5: Solve for x
    x = 16,314,787.89/3,602.04
  6. Step 6: Final answer
    x = 4,529.32

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