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Finding the Fourth Proportional to 304,664.56, 457,090.26 and 136,326.60

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Solution

The fourth proportional to 304,664.56, 457,090.26 and 136,326.60 is: 204,531.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,664.56 : 457,090.26 = 136,326.60 : x
  2. Step 2: Convert to fraction form
    304,664.56/457,090.26 = 136,326.60/x
  3. Step 3: Cross multiply
    304,664.56x = 457,090.26 × 136,326.60
  4. Step 4: Simplify right side
    304,664.56x = 62,313,561,038.92
  5. Step 5: Solve for x
    x = 62,313,561,038.92/304,664.56
  6. Step 6: Final answer
    x = 204,531.70

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