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Finding the Fourth Proportional to 265.46, 397.08 and 240.14

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Solution

The fourth proportional to 265.46, 397.08 and 240.14 is: 359.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.46 : 397.08 = 240.14 : x
  2. Step 2: Convert to fraction form
    265.46/397.08 = 240.14/x
  3. Step 3: Cross multiply
    265.46x = 397.08 × 240.14
  4. Step 4: Simplify right side
    265.46x = 95,355.78
  5. Step 5: Solve for x
    x = 95,355.78/265.46
  6. Step 6: Final answer
    x = 359.22

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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.