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Finding the Fourth Proportional to 603,868.40, 906,385.80 and 367,672.40

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Solution

The fourth proportional to 603,868.40, 906,385.80 and 367,672.40 is: 551,863.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,868.40 : 906,385.80 = 367,672.40 : x
  2. Step 2: Convert to fraction form
    603,868.40/906,385.80 = 367,672.40/x
  3. Step 3: Cross multiply
    603,868.40x = 906,385.80 × 367,672.40
  4. Step 4: Simplify right side
    603,868.40x = 333,253,042,411.92
  5. Step 5: Solve for x
    x = 333,253,042,411.92/603,868.40
  6. Step 6: Final answer
    x = 551,863.69

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