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Finding the Fourth Proportional to 269,683.80, 404,784.90 and 136,714.20

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Solution

The fourth proportional to 269,683.80, 404,784.90 and 136,714.20 is: 205,202.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,683.80 : 404,784.90 = 136,714.20 : x
  2. Step 2: Convert to fraction form
    269,683.80/404,784.90 = 136,714.20/x
  3. Step 3: Cross multiply
    269,683.80x = 404,784.90 × 136,714.20
  4. Step 4: Simplify right side
    269,683.80x = 55,339,843,775.58
  5. Step 5: Solve for x
    x = 55,339,843,775.58/269,683.80
  6. Step 6: Final answer
    x = 205,202.70

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