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Finding the Fourth Proportional to 460.88, 635.70 and 336.32

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Solution

The fourth proportional to 460.88, 635.70 and 336.32 is: 463.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.88 : 635.70 = 336.32 : x
  2. Step 2: Convert to fraction form
    460.88/635.70 = 336.32/x
  3. Step 3: Cross multiply
    460.88x = 635.70 × 336.32
  4. Step 4: Simplify right side
    460.88x = 213,798.62
  5. Step 5: Solve for x
    x = 213,798.62/460.88
  6. Step 6: Final answer
    x = 463.89

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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.