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Finding the Fourth Proportional to 304,056.40, 455,566.20 and 251,179.60

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Solution

The fourth proportional to 304,056.40, 455,566.20 and 251,179.60 is: 376,341.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,056.40 : 455,566.20 = 251,179.60 : x
  2. Step 2: Convert to fraction form
    304,056.40/455,566.20 = 251,179.60/x
  3. Step 3: Cross multiply
    304,056.40x = 455,566.20 × 251,179.60
  4. Step 4: Simplify right side
    304,056.40x = 114,428,935,889.52
  5. Step 5: Solve for x
    x = 114,428,935,889.52/304,056.40
  6. Step 6: Final answer
    x = 376,341.15

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