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Finding the Fourth Proportional to 300,656.44, 450,592.98 and 167,531.32

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Solution

The fourth proportional to 300,656.44, 450,592.98 and 167,531.32 is: 251,078.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,656.44 : 450,592.98 = 167,531.32 : x
  2. Step 2: Convert to fraction form
    300,656.44/450,592.98 = 167,531.32/x
  3. Step 3: Cross multiply
    300,656.44x = 450,592.98 × 167,531.32
  4. Step 4: Simplify right side
    300,656.44x = 75,488,436,722.13
  5. Step 5: Solve for x
    x = 75,488,436,722.13/300,656.44
  6. Step 6: Final answer
    x = 251,078.73

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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.