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Finding the Fourth Proportional to 308.44, 463.06 and 282.97

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Solution

The fourth proportional to 308.44, 463.06 and 282.97 is: 424.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    308.44 : 463.06 = 282.97 : x
  2. Step 2: Convert to fraction form
    308.44/463.06 = 282.97/x
  3. Step 3: Cross multiply
    308.44x = 463.06 × 282.97
  4. Step 4: Simplify right side
    308.44x = 131,031.64
  5. Step 5: Solve for x
    x = 131,031.64/308.44
  6. Step 6: Final answer
    x = 424.82

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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.