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Finding the Fourth Proportional to 340,301.33, 510,767.42 and 171,939.98

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Solution

The fourth proportional to 340,301.33, 510,767.42 and 171,939.98 is: 258,069.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,301.33 : 510,767.42 = 171,939.98 : x
  2. Step 2: Convert to fraction form
    340,301.33/510,767.42 = 171,939.98/x
  3. Step 3: Cross multiply
    340,301.33x = 510,767.42 × 171,939.98
  4. Step 4: Simplify right side
    340,301.33x = 87,821,339,979.45
  5. Step 5: Solve for x
    x = 87,821,339,979.45/340,301.33
  6. Step 6: Final answer
    x = 258,069.34

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