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Finding the Fourth Proportional to 222,533.26, 333,852.39 and 72,772.97

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Solution

The fourth proportional to 222,533.26, 333,852.39 and 72,772.97 is: 109,176.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,533.26 : 333,852.39 = 72,772.97 : x
  2. Step 2: Convert to fraction form
    222,533.26/333,852.39 = 72,772.97/x
  3. Step 3: Cross multiply
    222,533.26x = 333,852.39 × 72,772.97
  4. Step 4: Simplify right side
    222,533.26x = 24,295,428,292.64
  5. Step 5: Solve for x
    x = 24,295,428,292.64/222,533.26
  6. Step 6: Final answer
    x = 109,176.62

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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.