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Finding the Fourth Proportional to 609,877.20, 914,961.60 and 294,074.40

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Solution

The fourth proportional to 609,877.20, 914,961.60 and 294,074.40 is: 441,181.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,877.20 : 914,961.60 = 294,074.40 : x
  2. Step 2: Convert to fraction form
    609,877.20/914,961.60 = 294,074.40/x
  3. Step 3: Cross multiply
    609,877.20x = 914,961.60 × 294,074.40
  4. Step 4: Simplify right side
    609,877.20x = 269,066,783,543.04
  5. Step 5: Solve for x
    x = 269,066,783,543.04/609,877.20
  6. Step 6: Final answer
    x = 441,181.90

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