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Finding the Fourth Proportional to 331,814.72, 497,721.72 and 82,496.72

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Solution

The fourth proportional to 331,814.72, 497,721.72 and 82,496.72 is: 123,744.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,814.72 : 497,721.72 = 82,496.72 : x
  2. Step 2: Convert to fraction form
    331,814.72/497,721.72 = 82,496.72/x
  3. Step 3: Cross multiply
    331,814.72x = 497,721.72 × 82,496.72
  4. Step 4: Simplify right side
    331,814.72x = 41,060,409,372.76
  5. Step 5: Solve for x
    x = 41,060,409,372.76/331,814.72
  6. Step 6: Final answer
    x = 123,744.99

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