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Finding the Fourth Proportional to 460.83, 636.27 and 295.32

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Solution

The fourth proportional to 460.83, 636.27 and 295.32 is: 407.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.83 : 636.27 = 295.32 : x
  2. Step 2: Convert to fraction form
    460.83/636.27 = 295.32/x
  3. Step 3: Cross multiply
    460.83x = 636.27 × 295.32
  4. Step 4: Simplify right side
    460.83x = 187,903.26
  5. Step 5: Solve for x
    x = 187,903.26/460.83
  6. Step 6: Final answer
    x = 407.75

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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.