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Finding the Fourth Proportional to 5,918.40, 8,871.84 and 2,452.32

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Solution

The fourth proportional to 5,918.40, 8,871.84 and 2,452.32 is: 3,676.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.40 : 8,871.84 = 2,452.32 : x
  2. Step 2: Convert to fraction form
    5,918.40/8,871.84 = 2,452.32/x
  3. Step 3: Cross multiply
    5,918.40x = 8,871.84 × 2,452.32
  4. Step 4: Simplify right side
    5,918.40x = 21,756,590.67
  5. Step 5: Solve for x
    x = 21,756,590.67/5,918.40
  6. Step 6: Final answer
    x = 3,676.09

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