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Finding the Fourth Proportional to 272,568.10, 408,074.55 and 167,592.10

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Solution

The fourth proportional to 272,568.10, 408,074.55 and 167,592.10 is: 250,910.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,568.10 : 408,074.55 = 167,592.10 : x
  2. Step 2: Convert to fraction form
    272,568.10/408,074.55 = 167,592.10/x
  3. Step 3: Cross multiply
    272,568.10x = 408,074.55 × 167,592.10
  4. Step 4: Simplify right side
    272,568.10x = 68,390,070,791.06
  5. Step 5: Solve for x
    x = 68,390,070,791.06/272,568.10
  6. Step 6: Final answer
    x = 250,910.03

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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.