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Finding the Fourth Proportional to 562.66, 844.34 and 299.34

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Solution

The fourth proportional to 562.66, 844.34 and 299.34 is: 449.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.66 : 844.34 = 299.34 : x
  2. Step 2: Convert to fraction form
    562.66/844.34 = 299.34/x
  3. Step 3: Cross multiply
    562.66x = 844.34 × 299.34
  4. Step 4: Simplify right side
    562.66x = 252,744.74
  5. Step 5: Solve for x
    x = 252,744.74/562.66
  6. Step 6: Final answer
    x = 449.20

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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.