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Finding the Fourth Proportional to 460.55, 635.33 and 292.58

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Solution

The fourth proportional to 460.55, 635.33 and 292.58 is: 403.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.55 : 635.33 = 292.58 : x
  2. Step 2: Convert to fraction form
    460.55/635.33 = 292.58/x
  3. Step 3: Cross multiply
    460.55x = 635.33 × 292.58
  4. Step 4: Simplify right side
    460.55x = 185,880.21
  5. Step 5: Solve for x
    x = 185,880.21/460.55
  6. Step 6: Final answer
    x = 403.61

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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.