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Finding the Fourth Proportional to 3,291.74, 4,541.82 and 2,406.00

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Solution

The fourth proportional to 3,291.74, 4,541.82 and 2,406.00 is: 3,319.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.74 : 4,541.82 = 2,406.00 : x
  2. Step 2: Convert to fraction form
    3,291.74/4,541.82 = 2,406.00/x
  3. Step 3: Cross multiply
    3,291.74x = 4,541.82 × 2,406.00
  4. Step 4: Simplify right side
    3,291.74x = 10,927,640.46
  5. Step 5: Solve for x
    x = 10,927,640.46/3,291.74
  6. Step 6: Final answer
    x = 3,319.72

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