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Finding the Fourth Proportional to 459,834.98, 688,755.56 and 222,680.34

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Solution

The fourth proportional to 459,834.98, 688,755.56 and 222,680.34 is: 333,537.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,834.98 : 688,755.56 = 222,680.34 : x
  2. Step 2: Convert to fraction form
    459,834.98/688,755.56 = 222,680.34/x
  3. Step 3: Cross multiply
    459,834.98x = 688,755.56 × 222,680.34
  4. Step 4: Simplify right side
    459,834.98x = 153,372,324,582.17
  5. Step 5: Solve for x
    x = 153,372,324,582.17/459,834.98
  6. Step 6: Final answer
    x = 333,537.75

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