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Finding the Fourth Proportional to 2,981.47, 4,472.25 and 1,033.72

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Solution

The fourth proportional to 2,981.47, 4,472.25 and 1,033.72 is: 1,550.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981.47 : 4,472.25 = 1,033.72 : x
  2. Step 2: Convert to fraction form
    2,981.47/4,472.25 = 1,033.72/x
  3. Step 3: Cross multiply
    2,981.47x = 4,472.25 × 1,033.72
  4. Step 4: Simplify right side
    2,981.47x = 4,623,054.27
  5. Step 5: Solve for x
    x = 4,623,054.27/2,981.47
  6. Step 6: Final answer
    x = 1,550.60

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