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Finding the Fourth Proportional to 460.14, 635 and 263.70

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Solution

The fourth proportional to 460.14, 635 and 263.70 is: 363.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.14 : 635 = 263.70 : x
  2. Step 2: Convert to fraction form
    460.14/635 = 263.70/x
  3. Step 3: Cross multiply
    460.14x = 635 × 263.70
  4. Step 4: Simplify right side
    460.14x = 167,449.50
  5. Step 5: Solve for x
    x = 167,449.50/460.14
  6. Step 6: Final answer
    x = 363.91

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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.