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Finding the Fourth Proportional to 615,851.06, 850,249.68 and 422,576.30

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Solution

The fourth proportional to 615,851.06, 850,249.68 and 422,576.30 is: 583,412.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,851.06 : 850,249.68 = 422,576.30 : x
  2. Step 2: Convert to fraction form
    615,851.06/850,249.68 = 422,576.30/x
  3. Step 3: Cross multiply
    615,851.06x = 850,249.68 × 422,576.30
  4. Step 4: Simplify right side
    615,851.06x = 359,295,363,850.58
  5. Step 5: Solve for x
    x = 359,295,363,850.58/615,851.06
  6. Step 6: Final answer
    x = 583,412.76

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