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Finding the Fourth Proportional to 472.67, 708.32 and 335.99

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Solution

The fourth proportional to 472.67, 708.32 and 335.99 is: 503.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    472.67 : 708.32 = 335.99 : x
  2. Step 2: Convert to fraction form
    472.67/708.32 = 335.99/x
  3. Step 3: Cross multiply
    472.67x = 708.32 × 335.99
  4. Step 4: Simplify right side
    472.67x = 237,983.22
  5. Step 5: Solve for x
    x = 237,983.22/472.67
  6. Step 6: Final answer
    x = 503.49

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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.