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Finding the Fourth Proportional to 384,608.28, 576,895.68 and 118,395.84

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Solution

The fourth proportional to 384,608.28, 576,895.68 and 118,395.84 is: 177,588.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,608.28 : 576,895.68 = 118,395.84 : x
  2. Step 2: Convert to fraction form
    384,608.28/576,895.68 = 118,395.84/x
  3. Step 3: Cross multiply
    384,608.28x = 576,895.68 × 118,395.84
  4. Step 4: Simplify right side
    384,608.28x = 68,302,048,625.97
  5. Step 5: Solve for x
    x = 68,302,048,625.97/384,608.28
  6. Step 6: Final answer
    x = 177,588.61

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