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Finding the Fourth Proportional to 2,449.42, 3,670.02 and 1,581.91

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Solution

The fourth proportional to 2,449.42, 3,670.02 and 1,581.91 is: 2,370.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,449.42 : 3,670.02 = 1,581.91 : x
  2. Step 2: Convert to fraction form
    2,449.42/3,670.02 = 1,581.91/x
  3. Step 3: Cross multiply
    2,449.42x = 3,670.02 × 1,581.91
  4. Step 4: Simplify right side
    2,449.42x = 5,805,641.34
  5. Step 5: Solve for x
    x = 5,805,641.34/2,449.42
  6. Step 6: Final answer
    x = 2,370.21

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