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Finding the Fourth Proportional to 300.84, 451.23 and 95.41

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Solution

The fourth proportional to 300.84, 451.23 and 95.41 is: 143.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    300.84 : 451.23 = 95.41 : x
  2. Step 2: Convert to fraction form
    300.84/451.23 = 95.41/x
  3. Step 3: Cross multiply
    300.84x = 451.23 × 95.41
  4. Step 4: Simplify right side
    300.84x = 43,050.05
  5. Step 5: Solve for x
    x = 43,050.05/300.84
  6. Step 6: Final answer
    x = 143.10

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