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Finding the Fourth Proportional to 334.44, 502.56 and 292.11

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Solution

The fourth proportional to 334.44, 502.56 and 292.11 is: 438.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.44 : 502.56 = 292.11 : x
  2. Step 2: Convert to fraction form
    334.44/502.56 = 292.11/x
  3. Step 3: Cross multiply
    334.44x = 502.56 × 292.11
  4. Step 4: Simplify right side
    334.44x = 146,802.80
  5. Step 5: Solve for x
    x = 146,802.80/334.44
  6. Step 6: Final answer
    x = 438.95

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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.