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Finding the Fourth Proportional to 222,685, 333,190.44 and 156,254.80

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Solution

The fourth proportional to 222,685, 333,190.44 and 156,254.80 is: 233,794.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,685 : 333,190.44 = 156,254.80 : x
  2. Step 2: Convert to fraction form
    222,685/333,190.44 = 156,254.80/x
  3. Step 3: Cross multiply
    222,685x = 333,190.44 × 156,254.80
  4. Step 4: Simplify right side
    222,685x = 52,062,605,564.11
  5. Step 5: Solve for x
    x = 52,062,605,564.11/222,685
  6. Step 6: Final answer
    x = 233,794.85

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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.