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Finding the Fourth Proportional to 460.97, 635.69 and 295.12

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Solution

The fourth proportional to 460.97, 635.69 and 295.12 is: 406.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.97 : 635.69 = 295.12 : x
  2. Step 2: Convert to fraction form
    460.97/635.69 = 295.12/x
  3. Step 3: Cross multiply
    460.97x = 635.69 × 295.12
  4. Step 4: Simplify right side
    460.97x = 187,604.71
  5. Step 5: Solve for x
    x = 187,604.71/460.97
  6. Step 6: Final answer
    x = 406.98

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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.