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Finding the Fourth Proportional to 455,222.26, 628,203.25 and 251,273.16

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Solution

The fourth proportional to 455,222.26, 628,203.25 and 251,273.16 is: 346,755.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,222.26 : 628,203.25 = 251,273.16 : x
  2. Step 2: Convert to fraction form
    455,222.26/628,203.25 = 251,273.16/x
  3. Step 3: Cross multiply
    455,222.26x = 628,203.25 × 251,273.16
  4. Step 4: Simplify right side
    455,222.26x = 157,850,615,749.77
  5. Step 5: Solve for x
    x = 157,850,615,749.77/455,222.26
  6. Step 6: Final answer
    x = 346,755.05

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