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Finding the Fourth Proportional to 300,540.78, 450,977.19 and 167,496.02

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Solution

The fourth proportional to 300,540.78, 450,977.19 and 167,496.02 is: 251,336.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,540.78 : 450,977.19 = 167,496.02 : x
  2. Step 2: Convert to fraction form
    300,540.78/450,977.19 = 167,496.02/x
  3. Step 3: Cross multiply
    300,540.78x = 450,977.19 × 167,496.02
  4. Step 4: Simplify right side
    300,540.78x = 75,536,883,243.95
  5. Step 5: Solve for x
    x = 75,536,883,243.95/300,540.78
  6. Step 6: Final answer
    x = 251,336.55

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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.