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Finding the Fourth Proportional to 370,444.20, 555,336.24 and 133,734.18

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Solution

The fourth proportional to 370,444.20, 555,336.24 and 133,734.18 is: 200,482.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,444.20 : 555,336.24 = 133,734.18 : x
  2. Step 2: Convert to fraction form
    370,444.20/555,336.24 = 133,734.18/x
  3. Step 3: Cross multiply
    370,444.20x = 555,336.24 × 133,734.18
  4. Step 4: Simplify right side
    370,444.20x = 74,267,436,680.68
  5. Step 5: Solve for x
    x = 74,267,436,680.68/370,444.20
  6. Step 6: Final answer
    x = 200,482.11

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