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Finding the Fourth Proportional to 460.99, 636.24 and 264.52

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Solution

The fourth proportional to 460.99, 636.24 and 264.52 is: 365.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.99 : 636.24 = 264.52 : x
  2. Step 2: Convert to fraction form
    460.99/636.24 = 264.52/x
  3. Step 3: Cross multiply
    460.99x = 636.24 × 264.52
  4. Step 4: Simplify right side
    460.99x = 168,298.20
  5. Step 5: Solve for x
    x = 168,298.20/460.99
  6. Step 6: Final answer
    x = 365.08

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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.