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Finding the Fourth Proportional to 292.54, 438.54 and 200.97

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Solution

The fourth proportional to 292.54, 438.54 and 200.97 is: 301.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.54 : 438.54 = 200.97 : x
  2. Step 2: Convert to fraction form
    292.54/438.54 = 200.97/x
  3. Step 3: Cross multiply
    292.54x = 438.54 × 200.97
  4. Step 4: Simplify right side
    292.54x = 88,133.38
  5. Step 5: Solve for x
    x = 88,133.38/292.54
  6. Step 6: Final answer
    x = 301.27

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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.