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Finding the Fourth Proportional to 244,531.30, 366,906.30 and 118,122.70

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Solution

The fourth proportional to 244,531.30, 366,906.30 and 118,122.70 is: 177,236.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,531.30 : 366,906.30 = 118,122.70 : x
  2. Step 2: Convert to fraction form
    244,531.30/366,906.30 = 118,122.70/x
  3. Step 3: Cross multiply
    244,531.30x = 366,906.30 × 118,122.70
  4. Step 4: Simplify right side
    244,531.30x = 43,339,962,803.01
  5. Step 5: Solve for x
    x = 43,339,962,803.01/244,531.30
  6. Step 6: Final answer
    x = 177,236.87

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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.