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Finding the Fourth Proportional to 373.32, 514.98 and 240.48

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Solution

The fourth proportional to 373.32, 514.98 and 240.48 is: 331.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.32 : 514.98 = 240.48 : x
  2. Step 2: Convert to fraction form
    373.32/514.98 = 240.48/x
  3. Step 3: Cross multiply
    373.32x = 514.98 × 240.48
  4. Step 4: Simplify right side
    373.32x = 123,842.39
  5. Step 5: Solve for x
    x = 123,842.39/373.32
  6. Step 6: Final answer
    x = 331.73

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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.