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Finding the Fourth Proportional to 356,906.63, 535,334.88 and 167,408.55

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Solution

The fourth proportional to 356,906.63, 535,334.88 and 167,408.55 is: 251,101.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,906.63 : 535,334.88 = 167,408.55 : x
  2. Step 2: Convert to fraction form
    356,906.63/535,334.88 = 167,408.55/x
  3. Step 3: Cross multiply
    356,906.63x = 535,334.88 × 167,408.55
  4. Step 4: Simplify right side
    356,906.63x = 89,619,636,025.22
  5. Step 5: Solve for x
    x = 89,619,636,025.22/356,906.63
  6. Step 6: Final answer
    x = 251,101.07

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