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Finding the Fourth Proportional to 338,669.44, 507,965.28 and 89,370.88

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Solution

The fourth proportional to 338,669.44, 507,965.28 and 89,370.88 is: 134,046.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,669.44 : 507,965.28 = 89,370.88 : x
  2. Step 2: Convert to fraction form
    338,669.44/507,965.28 = 89,370.88/x
  3. Step 3: Cross multiply
    338,669.44x = 507,965.28 × 89,370.88
  4. Step 4: Simplify right side
    338,669.44x = 45,397,304,083.05
  5. Step 5: Solve for x
    x = 45,397,304,083.05/338,669.44
  6. Step 6: Final answer
    x = 134,046.06

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