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Finding the Fourth Proportional to 543,153.60, 814,803.30 and 188,276.40

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Solution

The fourth proportional to 543,153.60, 814,803.30 and 188,276.40 is: 282,439.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,153.60 : 814,803.30 = 188,276.40 : x
  2. Step 2: Convert to fraction form
    543,153.60/814,803.30 = 188,276.40/x
  3. Step 3: Cross multiply
    543,153.60x = 814,803.30 × 188,276.40
  4. Step 4: Simplify right side
    543,153.60x = 153,408,232,032.12
  5. Step 5: Solve for x
    x = 153,408,232,032.12/543,153.60
  6. Step 6: Final answer
    x = 282,439.87

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