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Finding the Fourth Proportional to 467.67, 701.51 and 143.04

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Solution

The fourth proportional to 467.67, 701.51 and 143.04 is: 214.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.67 : 701.51 = 143.04 : x
  2. Step 2: Convert to fraction form
    467.67/701.51 = 143.04/x
  3. Step 3: Cross multiply
    467.67x = 701.51 × 143.04
  4. Step 4: Simplify right side
    467.67x = 100,343.28
  5. Step 5: Solve for x
    x = 100,343.28/467.67
  6. Step 6: Final answer
    x = 214.56

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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.