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Finding the Fourth Proportional to 367.69, 508.09 and 267.93

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Solution

The fourth proportional to 367.69, 508.09 and 267.93 is: 370.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.69 : 508.09 = 267.93 : x
  2. Step 2: Convert to fraction form
    367.69/508.09 = 267.93/x
  3. Step 3: Cross multiply
    367.69x = 508.09 × 267.93
  4. Step 4: Simplify right side
    367.69x = 136,132.48
  5. Step 5: Solve for x
    x = 136,132.48/367.69
  6. Step 6: Final answer
    x = 370.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.