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Finding the Fourth Proportional to 3,776.35, 5,665.44 and 1,583.86

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Solution

The fourth proportional to 3,776.35, 5,665.44 and 1,583.86 is: 2,376.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776.35 : 5,665.44 = 1,583.86 : x
  2. Step 2: Convert to fraction form
    3,776.35/5,665.44 = 1,583.86/x
  3. Step 3: Cross multiply
    3,776.35x = 5,665.44 × 1,583.86
  4. Step 4: Simplify right side
    3,776.35x = 8,973,263.80
  5. Step 5: Solve for x
    x = 8,973,263.80/3,776.35
  6. Step 6: Final answer
    x = 2,376.17

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