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Finding the Fourth Proportional to 543,316.20, 814,974.30 and 188,366.10

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Solution

The fourth proportional to 543,316.20, 814,974.30 and 188,366.10 is: 282,549.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,316.20 : 814,974.30 = 188,366.10 : x
  2. Step 2: Convert to fraction form
    543,316.20/814,974.30 = 188,366.10/x
  3. Step 3: Cross multiply
    543,316.20x = 814,974.30 × 188,366.10
  4. Step 4: Simplify right side
    543,316.20x = 153,513,530,491.23
  5. Step 5: Solve for x
    x = 153,513,530,491.23/543,316.20
  6. Step 6: Final answer
    x = 282,549.15

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