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Finding the Fourth Proportional to 460.32, 635.24 and 294.48

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Solution

The fourth proportional to 460.32, 635.24 and 294.48 is: 406.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.32 : 635.24 = 294.48 : x
  2. Step 2: Convert to fraction form
    460.32/635.24 = 294.48/x
  3. Step 3: Cross multiply
    460.32x = 635.24 × 294.48
  4. Step 4: Simplify right side
    460.32x = 187,065.48
  5. Step 5: Solve for x
    x = 187,065.48/460.32
  6. Step 6: Final answer
    x = 406.38

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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.