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Finding the Third Proportional to 5,971 and 13,072

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Solution

The third proportional to 5,971 and 13,072 is: 28,617.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,971 : 13,072 = 13,072 : x
  2. Step 2: Convert to fraction form
    5,971/13,072 = 13,072/x
  3. Step 3: Cross multiply
    5,971x = 13,072 × 13,072
  4. Step 4: Simplify right side
    5,971x = 170,877,184
  5. Step 5: Solve for x
    x = 170,877,184/5,971
  6. Step 6: Final answer
    x = 28,617.85

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.