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Finding the Fourth Proportional to 250,906.08, 376,385.76 and 73,414.02

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Solution

The fourth proportional to 250,906.08, 376,385.76 and 73,414.02 is: 110,128.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,906.08 : 376,385.76 = 73,414.02 : x
  2. Step 2: Convert to fraction form
    250,906.08/376,385.76 = 73,414.02/x
  3. Step 3: Cross multiply
    250,906.08x = 376,385.76 × 73,414.02
  4. Step 4: Simplify right side
    250,906.08x = 27,631,991,712.36
  5. Step 5: Solve for x
    x = 27,631,991,712.36/250,906.08
  6. Step 6: Final answer
    x = 110,128.82

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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.