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Finding the Fourth Proportional to 460.34, 635.30 and 263.91

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Solution

The fourth proportional to 460.34, 635.30 and 263.91 is: 364.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.34 : 635.30 = 263.91 : x
  2. Step 2: Convert to fraction form
    460.34/635.30 = 263.91/x
  3. Step 3: Cross multiply
    460.34x = 635.30 × 263.91
  4. Step 4: Simplify right side
    460.34x = 167,662.68
  5. Step 5: Solve for x
    x = 167,662.68/460.34
  6. Step 6: Final answer
    x = 364.22

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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.