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Finding the Fourth Proportional to 635.34, 952.90 and 224.47

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Solution

The fourth proportional to 635.34, 952.90 and 224.47 is: 336.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.34 : 952.90 = 224.47 : x
  2. Step 2: Convert to fraction form
    635.34/952.90 = 224.47/x
  3. Step 3: Cross multiply
    635.34x = 952.90 × 224.47
  4. Step 4: Simplify right side
    635.34x = 213,898.09
  5. Step 5: Solve for x
    x = 213,898.09/635.34
  6. Step 6: Final answer
    x = 336.67

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Double scale
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Similar ratio
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1.5x scale

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.