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Finding the Fourth Proportional to 460.42, 635.34 and 294.34

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Solution

The fourth proportional to 460.42, 635.34 and 294.34 is: 406.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.42 : 635.34 = 294.34 : x
  2. Step 2: Convert to fraction form
    460.42/635.34 = 294.34/x
  3. Step 3: Cross multiply
    460.42x = 635.34 × 294.34
  4. Step 4: Simplify right side
    460.42x = 187,005.98
  5. Step 5: Solve for x
    x = 187,005.98/460.42
  6. Step 6: Final answer
    x = 406.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.