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Finding the Fourth Proportional to 363,273.78, 544,639.20 and 250,632.58

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Solution

The fourth proportional to 363,273.78, 544,639.20 and 250,632.58 is: 375,761.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,273.78 : 544,639.20 = 250,632.58 : x
  2. Step 2: Convert to fraction form
    363,273.78/544,639.20 = 250,632.58/x
  3. Step 3: Cross multiply
    363,273.78x = 544,639.20 × 250,632.58
  4. Step 4: Simplify right side
    363,273.78x = 136,504,325,563.67
  5. Step 5: Solve for x
    x = 136,504,325,563.67/363,273.78
  6. Step 6: Final answer
    x = 375,761.57

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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.