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Finding the Fourth Proportional to 421,353.53, 632,093.32 and 155,093.77

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Solution

The fourth proportional to 421,353.53, 632,093.32 and 155,093.77 is: 232,663.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,353.53 : 632,093.32 = 155,093.77 : x
  2. Step 2: Convert to fraction form
    421,353.53/632,093.32 = 155,093.77/x
  3. Step 3: Cross multiply
    421,353.53x = 632,093.32 × 155,093.77
  4. Step 4: Simplify right side
    421,353.53x = 98,033,735,990.62
  5. Step 5: Solve for x
    x = 98,033,735,990.62/421,353.53
  6. Step 6: Final answer
    x = 232,663.85

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