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Finding the Third Proportional to 10,078 and 11,536

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Solution

The third proportional to 10,078 and 11,536 is: 13,204.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,078 : 11,536 = 11,536 : x
  2. Step 2: Convert to fraction form
    10,078/11,536 = 11,536/x
  3. Step 3: Cross multiply
    10,078x = 11,536 × 11,536
  4. Step 4: Simplify right side
    10,078x = 133,079,296
  5. Step 5: Solve for x
    x = 133,079,296/10,078
  6. Step 6: Final answer
    x = 13,204.93

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Why These Related Problems?

These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.