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Finding the Third Proportional to 36,679.50 and 54,045

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Solution

The third proportional to 36,679.50 and 54,045 is: 79,632.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,679.50 : 54,045 = 54,045 : x
  2. Step 2: Convert to fraction form
    36,679.50/54,045 = 54,045/x
  3. Step 3: Cross multiply
    36,679.50x = 54,045 × 54,045
  4. Step 4: Simplify right side
    36,679.50x = 2,920,862,025
  5. Step 5: Solve for x
    x = 2,920,862,025/36,679.50
  6. Step 6: Final answer
    x = 79,632.00

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.