Home / 263,884.40-395,826.60-254,553.20

Finding the Fourth Proportional to 263,884.40, 395,826.60 and 254,553.20

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Solution

The fourth proportional to 263,884.40, 395,826.60 and 254,553.20 is: 381,829.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,884.40 : 395,826.60 = 254,553.20 : x
  2. Step 2: Convert to fraction form
    263,884.40/395,826.60 = 254,553.20/x
  3. Step 3: Cross multiply
    263,884.40x = 395,826.60 × 254,553.20
  4. Step 4: Simplify right side
    263,884.40x = 100,758,927,675.12
  5. Step 5: Solve for x
    x = 100,758,927,675.12/263,884.40
  6. Step 6: Final answer
    x = 381,829.80

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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.