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Finding the Fourth Proportional to 472.28, 652.33 and 363.08

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Solution

The fourth proportional to 472.28, 652.33 and 363.08 is: 501.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    472.28 : 652.33 = 363.08 : x
  2. Step 2: Convert to fraction form
    472.28/652.33 = 363.08/x
  3. Step 3: Cross multiply
    472.28x = 652.33 × 363.08
  4. Step 4: Simplify right side
    472.28x = 236,843.81
  5. Step 5: Solve for x
    x = 236,843.81/472.28
  6. Step 6: Final answer
    x = 501.50

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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.