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Finding the Fourth Proportional to 366,961.52, 550,497 and 130,284.44

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Solution

The fourth proportional to 366,961.52, 550,497 and 130,284.44 is: 195,446.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,961.52 : 550,497 = 130,284.44 : x
  2. Step 2: Convert to fraction form
    366,961.52/550,497 = 130,284.44/x
  3. Step 3: Cross multiply
    366,961.52x = 550,497 × 130,284.44
  4. Step 4: Simplify right side
    366,961.52x = 71,721,193,366.68
  5. Step 5: Solve for x
    x = 71,721,193,366.68/366,961.52
  6. Step 6: Final answer
    x = 195,446.09

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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.