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Finding the Fourth Proportional to 342.44, 474.61 and 337.32

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Solution

The fourth proportional to 342.44, 474.61 and 337.32 is: 467.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    342.44 : 474.61 = 337.32 : x
  2. Step 2: Convert to fraction form
    342.44/474.61 = 337.32/x
  3. Step 3: Cross multiply
    342.44x = 474.61 × 337.32
  4. Step 4: Simplify right side
    342.44x = 160,095.45
  5. Step 5: Solve for x
    x = 160,095.45/342.44
  6. Step 6: Final answer
    x = 467.51

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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.