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Finding the Fourth Proportional to 4,821.02, 7,231.22 and 1,536.47

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Solution

The fourth proportional to 4,821.02, 7,231.22 and 1,536.47 is: 2,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.02 : 7,231.22 = 1,536.47 : x
  2. Step 2: Convert to fraction form
    4,821.02/7,231.22 = 1,536.47/x
  3. Step 3: Cross multiply
    4,821.02x = 7,231.22 × 1,536.47
  4. Step 4: Simplify right side
    4,821.02x = 11,110,508.75
  5. Step 5: Solve for x
    x = 11,110,508.75/4,821.02
  6. Step 6: Final answer
    x = 2,304.60

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