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Finding the Fourth Proportional to 406,910.94, 561,570.87 and 225,681.24

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Solution

The fourth proportional to 406,910.94, 561,570.87 and 225,681.24 is: 311,458.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,910.94 : 561,570.87 = 225,681.24 : x
  2. Step 2: Convert to fraction form
    406,910.94/561,570.87 = 225,681.24/x
  3. Step 3: Cross multiply
    406,910.94x = 561,570.87 × 225,681.24
  4. Step 4: Simplify right side
    406,910.94x = 126,736,010,082.84
  5. Step 5: Solve for x
    x = 126,736,010,082.84/406,910.94
  6. Step 6: Final answer
    x = 311,458.84

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