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Finding the Fourth Proportional to 5,746.80, 8,621.16 and 2,048.16

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Solution

The fourth proportional to 5,746.80, 8,621.16 and 2,048.16 is: 3,072.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,746.80 : 8,621.16 = 2,048.16 : x
  2. Step 2: Convert to fraction form
    5,746.80/8,621.16 = 2,048.16/x
  3. Step 3: Cross multiply
    5,746.80x = 8,621.16 × 2,048.16
  4. Step 4: Simplify right side
    5,746.80x = 17,657,515.07
  5. Step 5: Solve for x
    x = 17,657,515.07/5,746.80
  6. Step 6: Final answer
    x = 3,072.58

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