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Finding the Fourth Proportional to 340,352.56, 510,563.76 and 130,167.28

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Solution

The fourth proportional to 340,352.56, 510,563.76 and 130,167.28 is: 195,264.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,352.56 : 510,563.76 = 130,167.28 : x
  2. Step 2: Convert to fraction form
    340,352.56/510,563.76 = 130,167.28/x
  3. Step 3: Cross multiply
    340,352.56x = 510,563.76 × 130,167.28
  4. Step 4: Simplify right side
    340,352.56x = 66,458,695,905.77
  5. Step 5: Solve for x
    x = 66,458,695,905.77/340,352.56
  6. Step 6: Final answer
    x = 195,264.28

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