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Finding the Fourth Proportional to 444,091.78, 612,845.60 and 250,498.85

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Solution

The fourth proportional to 444,091.78, 612,845.60 and 250,498.85 is: 345,687.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,091.78 : 612,845.60 = 250,498.85 : x
  2. Step 2: Convert to fraction form
    444,091.78/612,845.60 = 250,498.85/x
  3. Step 3: Cross multiply
    444,091.78x = 612,845.60 × 250,498.85
  4. Step 4: Simplify right side
    444,091.78x = 153,517,113,710.84
  5. Step 5: Solve for x
    x = 153,517,113,710.84/444,091.78
  6. Step 6: Final answer
    x = 345,687.81

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1.5x scale

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.