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Finding the Fourth Proportional to 308,950.20, 463,425.30 and 87,334.20

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Solution

The fourth proportional to 308,950.20, 463,425.30 and 87,334.20 is: 131,001.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,950.20 : 463,425.30 = 87,334.20 : x
  2. Step 2: Convert to fraction form
    308,950.20/463,425.30 = 87,334.20/x
  3. Step 3: Cross multiply
    308,950.20x = 463,425.30 × 87,334.20
  4. Step 4: Simplify right side
    308,950.20x = 40,472,877,835.26
  5. Step 5: Solve for x
    x = 40,472,877,835.26/308,950.20
  6. Step 6: Final answer
    x = 131,001.30

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