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Finding the Fourth Proportional to 470.08, 706.20 and 333.46

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Solution

The fourth proportional to 470.08, 706.20 and 333.46 is: 500.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    470.08 : 706.20 = 333.46 : x
  2. Step 2: Convert to fraction form
    470.08/706.20 = 333.46/x
  3. Step 3: Cross multiply
    470.08x = 706.20 × 333.46
  4. Step 4: Simplify right side
    470.08x = 235,489.45
  5. Step 5: Solve for x
    x = 235,489.45/470.08
  6. Step 6: Final answer
    x = 500.96

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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.