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Finding the Fourth Proportional to 558,700.16, 771,023.60 and 316,992.92

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Solution

The fourth proportional to 558,700.16, 771,023.60 and 316,992.92 is: 437,460.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,700.16 : 771,023.60 = 316,992.92 : x
  2. Step 2: Convert to fraction form
    558,700.16/771,023.60 = 316,992.92/x
  3. Step 3: Cross multiply
    558,700.16x = 771,023.60 × 316,992.92
  4. Step 4: Simplify right side
    558,700.16x = 244,409,022,352.91
  5. Step 5: Solve for x
    x = 244,409,022,352.91/558,700.16
  6. Step 6: Final answer
    x = 437,460.09

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