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Finding the Fourth Proportional to 314,429.50, 433,899.12 and 171,190.06

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Solution

The fourth proportional to 314,429.50, 433,899.12 and 171,190.06 is: 236,234.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,429.50 : 433,899.12 = 171,190.06 : x
  2. Step 2: Convert to fraction form
    314,429.50/433,899.12 = 171,190.06/x
  3. Step 3: Cross multiply
    314,429.50x = 433,899.12 × 171,190.06
  4. Step 4: Simplify right side
    314,429.50x = 74,279,216,386.75
  5. Step 5: Solve for x
    x = 74,279,216,386.75/314,429.50
  6. Step 6: Final answer
    x = 236,234.88

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