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Finding the Fourth Proportional to 405,602.84, 608,357.78 and 106,112.33

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Solution

The fourth proportional to 405,602.84, 608,357.78 and 106,112.33 is: 159,156.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,602.84 : 608,357.78 = 106,112.33 : x
  2. Step 2: Convert to fraction form
    405,602.84/608,357.78 = 106,112.33/x
  3. Step 3: Cross multiply
    405,602.84x = 608,357.78 × 106,112.33
  4. Step 4: Simplify right side
    405,602.84x = 64,554,257,937.08
  5. Step 5: Solve for x
    x = 64,554,257,937.08/405,602.84
  6. Step 6: Final answer
    x = 159,156.33

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