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Finding the Fourth Proportional to 672,194.43, 927,616.61 and 366,273.32

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Solution

The fourth proportional to 672,194.43, 927,616.61 and 366,273.32 is: 505,450.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,194.43 : 927,616.61 = 366,273.32 : x
  2. Step 2: Convert to fraction form
    672,194.43/927,616.61 = 366,273.32/x
  3. Step 3: Cross multiply
    672,194.43x = 927,616.61 × 366,273.32
  4. Step 4: Simplify right side
    672,194.43x = 339,761,211,709.45
  5. Step 5: Solve for x
    x = 339,761,211,709.45/672,194.43
  6. Step 6: Final answer
    x = 505,450.80

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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.