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Finding the Fourth Proportional to 343.93, 476.80 and 337.24

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Solution

The fourth proportional to 343.93, 476.80 and 337.24 is: 467.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    343.93 : 476.80 = 337.24 : x
  2. Step 2: Convert to fraction form
    343.93/476.80 = 337.24/x
  3. Step 3: Cross multiply
    343.93x = 476.80 × 337.24
  4. Step 4: Simplify right side
    343.93x = 160,796.03
  5. Step 5: Solve for x
    x = 160,796.03/343.93
  6. Step 6: Final answer
    x = 467.53

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.