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Finding the Third Proportional to 481.50 and 1,045

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Solution

The third proportional to 481.50 and 1,045 is: 2,267.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    481.50 : 1,045 = 1,045 : x
  2. Step 2: Convert to fraction form
    481.50/1,045 = 1,045/x
  3. Step 3: Cross multiply
    481.50x = 1,045 × 1,045
  4. Step 4: Simplify right side
    481.50x = 1,092,025
  5. Step 5: Solve for x
    x = 1,092,025/481.50
  6. Step 6: Final answer
    x = 2,267.96

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.