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Finding the Fourth Proportional to 460.49, 635.51 and 263.99

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Solution

The fourth proportional to 460.49, 635.51 and 263.99 is: 364.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.49 : 635.51 = 263.99 : x
  2. Step 2: Convert to fraction form
    460.49/635.51 = 263.99/x
  3. Step 3: Cross multiply
    460.49x = 635.51 × 263.99
  4. Step 4: Simplify right side
    460.49x = 167,770.53
  5. Step 5: Solve for x
    x = 167,770.53/460.49
  6. Step 6: Final answer
    x = 364.33

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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.