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Finding the Fourth Proportional to 238,691.94, 357,786.81 and 182,409.90

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Solution

The fourth proportional to 238,691.94, 357,786.81 and 182,409.90 is: 273,422.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,691.94 : 357,786.81 = 182,409.90 : x
  2. Step 2: Convert to fraction form
    238,691.94/357,786.81 = 182,409.90/x
  3. Step 3: Cross multiply
    238,691.94x = 357,786.81 × 182,409.90
  4. Step 4: Simplify right side
    238,691.94x = 65,263,856,233.42
  5. Step 5: Solve for x
    x = 65,263,856,233.42/238,691.94
  6. Step 6: Final answer
    x = 273,422.96

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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.