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Finding the Fourth Proportional to 341,718.75, 512,578.13 and 92,400.75

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Solution

The fourth proportional to 341,718.75, 512,578.13 and 92,400.75 is: 138,601.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,718.75 : 512,578.13 = 92,400.75 : x
  2. Step 2: Convert to fraction form
    341,718.75/512,578.13 = 92,400.75/x
  3. Step 3: Cross multiply
    341,718.75x = 512,578.13 × 92,400.75
  4. Step 4: Simplify right side
    341,718.75x = 47,362,603,183.59
  5. Step 5: Solve for x
    x = 47,362,603,183.59/341,718.75
  6. Step 6: Final answer
    x = 138,601.13

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