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Finding the Fourth Proportional to 222,119, 333,213.14 and 72,323.92

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Solution

The fourth proportional to 222,119, 333,213.14 and 72,323.92 is: 108,497.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,119 : 333,213.14 = 72,323.92 : x
  2. Step 2: Convert to fraction form
    222,119/333,213.14 = 72,323.92/x
  3. Step 3: Cross multiply
    222,119x = 333,213.14 × 72,323.92
  4. Step 4: Simplify right side
    222,119x = 24,099,280,480.31
  5. Step 5: Solve for x
    x = 24,099,280,480.31/222,119
  6. Step 6: Final answer
    x = 108,497.16

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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.