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Finding the Fourth Proportional to 635.14, 952.71 and 472.94

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Solution

The fourth proportional to 635.14, 952.71 and 472.94 is: 709.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.14 : 952.71 = 472.94 : x
  2. Step 2: Convert to fraction form
    635.14/952.71 = 472.94/x
  3. Step 3: Cross multiply
    635.14x = 952.71 × 472.94
  4. Step 4: Simplify right side
    635.14x = 450,574.36
  5. Step 5: Solve for x
    x = 450,574.36/635.14
  6. Step 6: Final answer
    x = 709.41

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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.