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Finding the Fourth Proportional to 406,489.53, 560,933.46 and 225,190.65

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Solution

The fourth proportional to 406,489.53, 560,933.46 and 225,190.65 is: 310,750.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,489.53 : 560,933.46 = 225,190.65 : x
  2. Step 2: Convert to fraction form
    406,489.53/560,933.46 = 225,190.65/x
  3. Step 3: Cross multiply
    406,489.53x = 560,933.46 × 225,190.65
  4. Step 4: Simplify right side
    406,489.53x = 126,316,972,567.65
  5. Step 5: Solve for x
    x = 126,316,972,567.65/406,489.53
  6. Step 6: Final answer
    x = 310,750.86

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