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Finding the Fourth Proportional to 475,894.30, 712,439.04 and 416,845.30

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Solution

The fourth proportional to 475,894.30, 712,439.04 and 416,845.30 is: 624,039.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,894.30 : 712,439.04 = 416,845.30 : x
  2. Step 2: Convert to fraction form
    475,894.30/712,439.04 = 416,845.30/x
  3. Step 3: Cross multiply
    475,894.30x = 712,439.04 × 416,845.30
  4. Step 4: Simplify right side
    475,894.30x = 296,976,865,360.51
  5. Step 5: Solve for x
    x = 296,976,865,360.51/475,894.30
  6. Step 6: Final answer
    x = 624,039.55

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