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Finding the Fourth Proportional to 317,443.56, 438,077.49 and 174,216.93

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Solution

The fourth proportional to 317,443.56, 438,077.49 and 174,216.93 is: 240,422.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,443.56 : 438,077.49 = 174,216.93 : x
  2. Step 2: Convert to fraction form
    317,443.56/438,077.49 = 174,216.93/x
  3. Step 3: Cross multiply
    317,443.56x = 438,077.49 × 174,216.93
  4. Step 4: Simplify right side
    317,443.56x = 76,320,515,409.91
  5. Step 5: Solve for x
    x = 76,320,515,409.91/317,443.56
  6. Step 6: Final answer
    x = 240,422.31

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