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Finding the Fourth Proportional to 331.43, 457.36 and 184.07

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Solution

The fourth proportional to 331.43, 457.36 and 184.07 is: 254.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    331.43 : 457.36 = 184.07 : x
  2. Step 2: Convert to fraction form
    331.43/457.36 = 184.07/x
  3. Step 3: Cross multiply
    331.43x = 457.36 × 184.07
  4. Step 4: Simplify right side
    331.43x = 84,186.26
  5. Step 5: Solve for x
    x = 84,186.26/331.43
  6. Step 6: Final answer
    x = 254.01

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