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Finding the Fourth Proportional to 222,628.96, 333,787.92 and 82,369.36

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Solution

The fourth proportional to 222,628.96, 333,787.92 and 82,369.36 is: 123,496.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,628.96 : 333,787.92 = 82,369.36 : x
  2. Step 2: Convert to fraction form
    222,628.96/333,787.92 = 82,369.36/x
  3. Step 3: Cross multiply
    222,628.96x = 333,787.92 × 82,369.36
  4. Step 4: Simplify right side
    222,628.96x = 27,493,897,346.13
  5. Step 5: Solve for x
    x = 27,493,897,346.13/222,628.96
  6. Step 6: Final answer
    x = 123,496.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.