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Finding the Fourth Proportional to 647,554.92, 894,189.78 and 406,252.32

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Solution

The fourth proportional to 647,554.92, 894,189.78 and 406,252.32 is: 560,982.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,554.92 : 894,189.78 = 406,252.32 : x
  2. Step 2: Convert to fraction form
    647,554.92/894,189.78 = 406,252.32/x
  3. Step 3: Cross multiply
    647,554.92x = 894,189.78 × 406,252.32
  4. Step 4: Simplify right side
    647,554.92x = 363,266,672,645.29
  5. Step 5: Solve for x
    x = 363,266,672,645.29/647,554.92
  6. Step 6: Final answer
    x = 560,982.03

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