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Finding the Fourth Proportional to 263,504.48, 395,175 and 95,003

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Solution

The fourth proportional to 263,504.48, 395,175 and 95,003 is: 142,475.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,504.48 : 395,175 = 95,003 : x
  2. Step 2: Convert to fraction form
    263,504.48/395,175 = 95,003/x
  3. Step 3: Cross multiply
    263,504.48x = 395,175 × 95,003
  4. Step 4: Simplify right side
    263,504.48x = 37,542,810,525
  5. Step 5: Solve for x
    x = 37,542,810,525/263,504.48
  6. Step 6: Final answer
    x = 142,475.04

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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.