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Finding the Fourth Proportional to 338,811, 508,227.04 and 125,631.96

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Solution

The fourth proportional to 338,811, 508,227.04 and 125,631.96 is: 188,451.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,811 : 508,227.04 = 125,631.96 : x
  2. Step 2: Convert to fraction form
    338,811/508,227.04 = 125,631.96/x
  3. Step 3: Cross multiply
    338,811x = 508,227.04 × 125,631.96
  4. Step 4: Simplify right side
    338,811x = 63,849,559,160.20
  5. Step 5: Solve for x
    x = 63,849,559,160.20/338,811
  6. Step 6: Final answer
    x = 188,451.85

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