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Finding the Fourth Proportional to 336,454.40, 504,220.80 and 274,246.40

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Solution

The fourth proportional to 336,454.40, 504,220.80 and 274,246.40 is: 410,994.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,454.40 : 504,220.80 = 274,246.40 : x
  2. Step 2: Convert to fraction form
    336,454.40/504,220.80 = 274,246.40/x
  3. Step 3: Cross multiply
    336,454.40x = 504,220.80 × 274,246.40
  4. Step 4: Simplify right side
    336,454.40x = 138,280,739,205.12
  5. Step 5: Solve for x
    x = 138,280,739,205.12/336,454.40
  6. Step 6: Final answer
    x = 410,994.00

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