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Finding the Fourth Proportional to 264.52, 397.03 and 110.40

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Solution

The fourth proportional to 264.52, 397.03 and 110.40 is: 165.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.52 : 397.03 = 110.40 : x
  2. Step 2: Convert to fraction form
    264.52/397.03 = 110.40/x
  3. Step 3: Cross multiply
    264.52x = 397.03 × 110.40
  4. Step 4: Simplify right side
    264.52x = 43,831.92
  5. Step 5: Solve for x
    x = 43,831.92/264.52
  6. Step 6: Final answer
    x = 165.71

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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.