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Finding the Fourth Proportional to 401,667.42, 554,321.16 and 229,594.26

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Solution

The fourth proportional to 401,667.42, 554,321.16 and 229,594.26 is: 316,851.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,667.42 : 554,321.16 = 229,594.26 : x
  2. Step 2: Convert to fraction form
    401,667.42/554,321.16 = 229,594.26/x
  3. Step 3: Cross multiply
    401,667.42x = 554,321.16 × 229,594.26
  4. Step 4: Simplify right side
    401,667.42x = 127,268,956,532.54
  5. Step 5: Solve for x
    x = 127,268,956,532.54/401,667.42
  6. Step 6: Final answer
    x = 316,851.58

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