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Finding the Fourth Proportional to 265.84, 366.70 and 224.33

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Solution

The fourth proportional to 265.84, 366.70 and 224.33 is: 309.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.84 : 366.70 = 224.33 : x
  2. Step 2: Convert to fraction form
    265.84/366.70 = 224.33/x
  3. Step 3: Cross multiply
    265.84x = 366.70 × 224.33
  4. Step 4: Simplify right side
    265.84x = 82,259.42
  5. Step 5: Solve for x
    x = 82,259.42/265.84
  6. Step 6: Final answer
    x = 309.43

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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.