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Finding the Fourth Proportional to 438,796, 658,194 and 106,372

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Solution

The fourth proportional to 438,796, 658,194 and 106,372 is: 159,558

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,796 : 658,194 = 106,372 : x
  2. Step 2: Convert to fraction form
    438,796/658,194 = 106,372/x
  3. Step 3: Cross multiply
    438,796x = 658,194 × 106,372
  4. Step 4: Simplify right side
    438,796x = 70,013,412,168
  5. Step 5: Solve for x
    x = 70,013,412,168/438,796
  6. Step 6: Final answer
    x = 159,558

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