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Finding the Fourth Proportional to 265.50, 367.06 and 247.14

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Solution

The fourth proportional to 265.50, 367.06 and 247.14 is: 341.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.50 : 367.06 = 247.14 : x
  2. Step 2: Convert to fraction form
    265.50/367.06 = 247.14/x
  3. Step 3: Cross multiply
    265.50x = 367.06 × 247.14
  4. Step 4: Simplify right side
    265.50x = 90,715.21
  5. Step 5: Solve for x
    x = 90,715.21/265.50
  6. Step 6: Final answer
    x = 341.68

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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.