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Finding the Fourth Proportional to 291,910.79, 437,730.09 and 151,631.75

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Solution

The fourth proportional to 291,910.79, 437,730.09 and 151,631.75 is: 227,376.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,910.79 : 437,730.09 = 151,631.75 : x
  2. Step 2: Convert to fraction form
    291,910.79/437,730.09 = 151,631.75/x
  3. Step 3: Cross multiply
    291,910.79x = 437,730.09 × 151,631.75
  4. Step 4: Simplify right side
    291,910.79x = 66,373,777,385.71
  5. Step 5: Solve for x
    x = 66,373,777,385.71/291,910.79
  6. Step 6: Final answer
    x = 227,376.93

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