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Finding the Fourth Proportional to 265.01, 366.15 and 191.18

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Solution

The fourth proportional to 265.01, 366.15 and 191.18 is: 264.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.01 : 366.15 = 191.18 : x
  2. Step 2: Convert to fraction form
    265.01/366.15 = 191.18/x
  3. Step 3: Cross multiply
    265.01x = 366.15 × 191.18
  4. Step 4: Simplify right side
    265.01x = 69,998.73
  5. Step 5: Solve for x
    x = 69,998.73/265.01
  6. Step 6: Final answer
    x = 264.14

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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.