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Finding the Fourth Proportional to 471.93, 651.26 and 262.10

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Solution

The fourth proportional to 471.93, 651.26 and 262.10 is: 361.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    471.93 : 651.26 = 262.10 : x
  2. Step 2: Convert to fraction form
    471.93/651.26 = 262.10/x
  3. Step 3: Cross multiply
    471.93x = 651.26 × 262.10
  4. Step 4: Simplify right side
    471.93x = 170,690.68
  5. Step 5: Solve for x
    x = 170,690.68/471.93
  6. Step 6: Final answer
    x = 361.69

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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.