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Finding the Fourth Proportional to 470.96, 650.22 and 296.54

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Solution

The fourth proportional to 470.96, 650.22 and 296.54 is: 409.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    470.96 : 650.22 = 296.54 : x
  2. Step 2: Convert to fraction form
    470.96/650.22 = 296.54/x
  3. Step 3: Cross multiply
    470.96x = 650.22 × 296.54
  4. Step 4: Simplify right side
    470.96x = 192,816.24
  5. Step 5: Solve for x
    x = 192,816.24/470.96
  6. Step 6: Final answer
    x = 409.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.