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Finding the Fourth Proportional to 705,252.83, 973,271.50 and 399,324.33

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Solution

The fourth proportional to 705,252.83, 973,271.50 and 399,324.33 is: 551,080.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,252.83 : 973,271.50 = 399,324.33 : x
  2. Step 2: Convert to fraction form
    705,252.83/973,271.50 = 399,324.33/x
  3. Step 3: Cross multiply
    705,252.83x = 973,271.50 × 399,324.33
  4. Step 4: Simplify right side
    705,252.83x = 388,650,988,647.28
  5. Step 5: Solve for x
    x = 388,650,988,647.28/705,252.83
  6. Step 6: Final answer
    x = 551,080.37

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