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Finding the Fourth Proportional to 750,458.22, 1,035,634.08 and 406,297.80

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Solution

The fourth proportional to 750,458.22, 1,035,634.08 and 406,297.80 is: 560,691.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,458.22 : 1,035,634.08 = 406,297.80 : x
  2. Step 2: Convert to fraction form
    750,458.22/1,035,634.08 = 406,297.80/x
  3. Step 3: Cross multiply
    750,458.22x = 1,035,634.08 × 406,297.80
  4. Step 4: Simplify right side
    750,458.22x = 420,775,848,309.02
  5. Step 5: Solve for x
    x = 420,775,848,309.02/750,458.22
  6. Step 6: Final answer
    x = 560,691.90

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