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Finding the Fourth Proportional to 551.24, 826.83 and 334.36

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Solution

The fourth proportional to 551.24, 826.83 and 334.36 is: 501.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    551.24 : 826.83 = 334.36 : x
  2. Step 2: Convert to fraction form
    551.24/826.83 = 334.36/x
  3. Step 3: Cross multiply
    551.24x = 826.83 × 334.36
  4. Step 4: Simplify right side
    551.24x = 276,460.85
  5. Step 5: Solve for x
    x = 276,460.85/551.24
  6. Step 6: Final answer
    x = 501.53

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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.