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Finding the Fourth Proportional to 308,864.37, 463,188 and 92,658.63

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Solution

The fourth proportional to 308,864.37, 463,188 and 92,658.63 is: 138,955.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,864.37 : 463,188 = 92,658.63 : x
  2. Step 2: Convert to fraction form
    308,864.37/463,188 = 92,658.63/x
  3. Step 3: Cross multiply
    308,864.37x = 463,188 × 92,658.63
  4. Step 4: Simplify right side
    308,864.37x = 42,918,365,512.44
  5. Step 5: Solve for x
    x = 42,918,365,512.44/308,864.37
  6. Step 6: Final answer
    x = 138,955.38

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