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Finding the Fourth Proportional to 250,556.30, 375,333.80 and 150,661.83

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Solution

The fourth proportional to 250,556.30, 375,333.80 and 150,661.83 is: 225,691.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,556.30 : 375,333.80 = 150,661.83 : x
  2. Step 2: Convert to fraction form
    250,556.30/375,333.80 = 150,661.83/x
  3. Step 3: Cross multiply
    250,556.30x = 375,333.80 × 150,661.83
  4. Step 4: Simplify right side
    250,556.30x = 56,548,476,415.54
  5. Step 5: Solve for x
    x = 56,548,476,415.54/250,556.30
  6. Step 6: Final answer
    x = 225,691.70

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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.