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Finding the Fourth Proportional to 404,712.66, 559,000.20 and 303,192.12

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Solution

The fourth proportional to 404,712.66, 559,000.20 and 303,192.12 is: 418,777.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,712.66 : 559,000.20 = 303,192.12 : x
  2. Step 2: Convert to fraction form
    404,712.66/559,000.20 = 303,192.12/x
  3. Step 3: Cross multiply
    404,712.66x = 559,000.20 × 303,192.12
  4. Step 4: Simplify right side
    404,712.66x = 169,484,455,718.42
  5. Step 5: Solve for x
    x = 169,484,455,718.42/404,712.66
  6. Step 6: Final answer
    x = 418,777.25

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