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Finding the Fourth Proportional to 471.94, 651.26 and 262.13

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Solution

The fourth proportional to 471.94, 651.26 and 262.13 is: 361.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    471.94 : 651.26 = 262.13 : x
  2. Step 2: Convert to fraction form
    471.94/651.26 = 262.13/x
  3. Step 3: Cross multiply
    471.94x = 651.26 × 262.13
  4. Step 4: Simplify right side
    471.94x = 170,714.78
  5. Step 5: Solve for x
    x = 170,714.78/471.94
  6. Step 6: Final answer
    x = 361.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.