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Finding the Fourth Proportional to 342.93, 475.41 and 336.24

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Solution

The fourth proportional to 342.93, 475.41 and 336.24 is: 466.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    342.93 : 475.41 = 336.24 : x
  2. Step 2: Convert to fraction form
    342.93/475.41 = 336.24/x
  3. Step 3: Cross multiply
    342.93x = 475.41 × 336.24
  4. Step 4: Simplify right side
    342.93x = 159,851.86
  5. Step 5: Solve for x
    x = 159,851.86/342.93
  6. Step 6: Final answer
    x = 466.14

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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.