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Finding the Third Proportional to 9,072 and 20,088

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Solution

The third proportional to 9,072 and 20,088 is: 44,480.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072 : 20,088 = 20,088 : x
  2. Step 2: Convert to fraction form
    9,072/20,088 = 20,088/x
  3. Step 3: Cross multiply
    9,072x = 20,088 × 20,088
  4. Step 4: Simplify right side
    9,072x = 403,527,744
  5. Step 5: Solve for x
    x = 403,527,744/9,072
  6. Step 6: Final answer
    x = 44,480.57

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.