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Finding the Fourth Proportional to 404,437.80, 606,656.70 and 193,967.40

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Solution

The fourth proportional to 404,437.80, 606,656.70 and 193,967.40 is: 290,951.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,437.80 : 606,656.70 = 193,967.40 : x
  2. Step 2: Convert to fraction form
    404,437.80/606,656.70 = 193,967.40/x
  3. Step 3: Cross multiply
    404,437.80x = 606,656.70 × 193,967.40
  4. Step 4: Simplify right side
    404,437.80x = 117,671,622,791.58
  5. Step 5: Solve for x
    x = 117,671,622,791.58/404,437.80
  6. Step 6: Final answer
    x = 290,951.10

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