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Finding the Fourth Proportional to 265.08, 397.13 and 167.37

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Solution

The fourth proportional to 265.08, 397.13 and 167.37 is: 250.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.08 : 397.13 = 167.37 : x
  2. Step 2: Convert to fraction form
    265.08/397.13 = 167.37/x
  3. Step 3: Cross multiply
    265.08x = 397.13 × 167.37
  4. Step 4: Simplify right side
    265.08x = 66,466.81
  5. Step 5: Solve for x
    x = 66,466.81/265.08
  6. Step 6: Final answer
    x = 250.74

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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.