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Finding the Third Proportional to 40,753.50 and 84,045

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Solution

The third proportional to 40,753.50 and 84,045 is: 173,324.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,753.50 : 84,045 = 84,045 : x
  2. Step 2: Convert to fraction form
    40,753.50/84,045 = 84,045/x
  3. Step 3: Cross multiply
    40,753.50x = 84,045 × 84,045
  4. Step 4: Simplify right side
    40,753.50x = 7,063,562,025
  5. Step 5: Solve for x
    x = 7,063,562,025/40,753.50
  6. Step 6: Final answer
    x = 173,324.06

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.