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Finding the Fourth Proportional to 637.44, 956.04 and 226.92

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Solution

The fourth proportional to 637.44, 956.04 and 226.92 is: 340.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    637.44 : 956.04 = 226.92 : x
  2. Step 2: Convert to fraction form
    637.44/956.04 = 226.92/x
  3. Step 3: Cross multiply
    637.44x = 956.04 × 226.92
  4. Step 4: Simplify right side
    637.44x = 216,944.60
  5. Step 5: Solve for x
    x = 216,944.60/637.44
  6. Step 6: Final answer
    x = 340.34

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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.