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Finding the Fourth Proportional to 467.37, 701.13 and 142.66

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Solution

The fourth proportional to 467.37, 701.13 and 142.66 is: 214.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.37 : 701.13 = 142.66 : x
  2. Step 2: Convert to fraction form
    467.37/701.13 = 142.66/x
  3. Step 3: Cross multiply
    467.37x = 701.13 × 142.66
  4. Step 4: Simplify right side
    467.37x = 100,019.86
  5. Step 5: Solve for x
    x = 100,019.86/467.37
  6. Step 6: Final answer
    x = 214.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.