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Finding the Fourth Proportional to 192,697.74, 289,072.44 and 182,073.78

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Solution

The fourth proportional to 192,697.74, 289,072.44 and 182,073.78 is: 273,135.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,697.74 : 289,072.44 = 182,073.78 : x
  2. Step 2: Convert to fraction form
    192,697.74/289,072.44 = 182,073.78/x
  3. Step 3: Cross multiply
    192,697.74x = 289,072.44 × 182,073.78
  4. Step 4: Simplify right side
    192,697.74x = 52,632,511,844.62
  5. Step 5: Solve for x
    x = 52,632,511,844.62/192,697.74
  6. Step 6: Final answer
    x = 273,135.08

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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.