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Finding the Fourth Proportional to 222,288.63, 333,467.67 and 72,494.08

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Solution

The fourth proportional to 222,288.63, 333,467.67 and 72,494.08 is: 108,752.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,288.63 : 333,467.67 = 72,494.08 : x
  2. Step 2: Convert to fraction form
    222,288.63/333,467.67 = 72,494.08/x
  3. Step 3: Cross multiply
    222,288.63x = 333,467.67 × 72,494.08
  4. Step 4: Simplify right side
    222,288.63x = 24,174,431,946.39
  5. Step 5: Solve for x
    x = 24,174,431,946.39/222,288.63
  6. Step 6: Final answer
    x = 108,752.44

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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.