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Finding the Fourth Proportional to 341,728.80, 512,544.60 and 117,099.60

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Solution

The fourth proportional to 341,728.80, 512,544.60 and 117,099.60 is: 175,632.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,728.80 : 512,544.60 = 117,099.60 : x
  2. Step 2: Convert to fraction form
    341,728.80/512,544.60 = 117,099.60/x
  3. Step 3: Cross multiply
    341,728.80x = 512,544.60 × 117,099.60
  4. Step 4: Simplify right side
    341,728.80x = 60,018,767,642.16
  5. Step 5: Solve for x
    x = 60,018,767,642.16/341,728.80
  6. Step 6: Final answer
    x = 175,632.75

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