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Finding the Fourth Proportional to 4,377.56, 6,566.30 and 1,299.56

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Solution

The fourth proportional to 4,377.56, 6,566.30 and 1,299.56 is: 1,949.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377.56 : 6,566.30 = 1,299.56 : x
  2. Step 2: Convert to fraction form
    4,377.56/6,566.30 = 1,299.56/x
  3. Step 3: Cross multiply
    4,377.56x = 6,566.30 × 1,299.56
  4. Step 4: Simplify right side
    4,377.56x = 8,533,300.83
  5. Step 5: Solve for x
    x = 8,533,300.83/4,377.56
  6. Step 6: Final answer
    x = 1,949.33

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