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Finding the Fourth Proportional to 277,331.53, 415,998.51 and 87,792.83

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Solution

The fourth proportional to 277,331.53, 415,998.51 and 87,792.83 is: 131,689.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,331.53 : 415,998.51 = 87,792.83 : x
  2. Step 2: Convert to fraction form
    277,331.53/415,998.51 = 87,792.83/x
  3. Step 3: Cross multiply
    277,331.53x = 415,998.51 × 87,792.83
  4. Step 4: Simplify right side
    277,331.53x = 36,521,684,388.69
  5. Step 5: Solve for x
    x = 36,521,684,388.69/277,331.53
  6. Step 6: Final answer
    x = 131,689.62

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