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Finding the Third Proportional to 5,368 and 5,912

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Solution

The third proportional to 5,368 and 5,912 is: 6,511.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,368 : 5,912 = 5,912 : x
  2. Step 2: Convert to fraction form
    5,368/5,912 = 5,912/x
  3. Step 3: Cross multiply
    5,368x = 5,912 × 5,912
  4. Step 4: Simplify right side
    5,368x = 34,951,744
  5. Step 5: Solve for x
    x = 34,951,744/5,368
  6. Step 6: Final answer
    x = 6,511.13

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Why These Related Problems?

These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.