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Finding the Fourth Proportional to 603.10, 905.40 and 466.24

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Solution

The fourth proportional to 603.10, 905.40 and 466.24 is: 699.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.10 : 905.40 = 466.24 : x
  2. Step 2: Convert to fraction form
    603.10/905.40 = 466.24/x
  3. Step 3: Cross multiply
    603.10x = 905.40 × 466.24
  4. Step 4: Simplify right side
    603.10x = 422,133.70
  5. Step 5: Solve for x
    x = 422,133.70/603.10
  6. Step 6: Final answer
    x = 699.94

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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.