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Finding the Fourth Proportional to 373.11, 514.91 and 262.63

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Solution

The fourth proportional to 373.11, 514.91 and 262.63 is: 362.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.11 : 514.91 = 262.63 : x
  2. Step 2: Convert to fraction form
    373.11/514.91 = 262.63/x
  3. Step 3: Cross multiply
    373.11x = 514.91 × 262.63
  4. Step 4: Simplify right side
    373.11x = 135,229.22
  5. Step 5: Solve for x
    x = 135,229.22/373.11
  6. Step 6: Final answer
    x = 362.44

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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.