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Finding the Fourth Proportional to 413,729.44, 620,581.76 and 114,228.32

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Solution

The fourth proportional to 413,729.44, 620,581.76 and 114,228.32 is: 171,339.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,729.44 : 620,581.76 = 114,228.32 : x
  2. Step 2: Convert to fraction form
    413,729.44/620,581.76 = 114,228.32/x
  3. Step 3: Cross multiply
    413,729.44x = 620,581.76 × 114,228.32
  4. Step 4: Simplify right side
    413,729.44x = 70,888,011,867.44
  5. Step 5: Solve for x
    x = 70,888,011,867.44/413,729.44
  6. Step 6: Final answer
    x = 171,339.06

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