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Finding the Fourth Proportional to 466,951.26, 644,393.43 and 276,059.10

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Solution

The fourth proportional to 466,951.26, 644,393.43 and 276,059.10 is: 380,961.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,951.26 : 644,393.43 = 276,059.10 : x
  2. Step 2: Convert to fraction form
    466,951.26/644,393.43 = 276,059.10/x
  3. Step 3: Cross multiply
    466,951.26x = 644,393.43 × 276,059.10
  4. Step 4: Simplify right side
    466,951.26x = 177,890,670,331.71
  5. Step 5: Solve for x
    x = 177,890,670,331.71/466,951.26
  6. Step 6: Final answer
    x = 380,961.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.