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Finding the Fourth Proportional to 472.37, 709.29 and 334.13

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Solution

The fourth proportional to 472.37, 709.29 and 334.13 is: 501.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    472.37 : 709.29 = 334.13 : x
  2. Step 2: Convert to fraction form
    472.37/709.29 = 334.13/x
  3. Step 3: Cross multiply
    472.37x = 709.29 × 334.13
  4. Step 4: Simplify right side
    472.37x = 236,991.52
  5. Step 5: Solve for x
    x = 236,991.52/472.37
  6. Step 6: Final answer
    x = 501.71

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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.