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Finding the Fourth Proportional to 291,923.76, 402,859.26 and 171,036.12

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Solution

The fourth proportional to 291,923.76, 402,859.26 and 171,036.12 is: 236,032.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,923.76 : 402,859.26 = 171,036.12 : x
  2. Step 2: Convert to fraction form
    291,923.76/402,859.26 = 171,036.12/x
  3. Step 3: Cross multiply
    291,923.76x = 402,859.26 × 171,036.12
  4. Step 4: Simplify right side
    291,923.76x = 68,903,484,736.47
  5. Step 5: Solve for x
    x = 68,903,484,736.47/291,923.76
  6. Step 6: Final answer
    x = 236,032.47

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