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Finding the Third Proportional to 7,288 and 11,094

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Solution

The third proportional to 7,288 and 11,094 is: 16,887.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288 : 11,094 = 11,094 : x
  2. Step 2: Convert to fraction form
    7,288/11,094 = 11,094/x
  3. Step 3: Cross multiply
    7,288x = 11,094 × 11,094
  4. Step 4: Simplify right side
    7,288x = 123,076,836
  5. Step 5: Solve for x
    x = 123,076,836/7,288
  6. Step 6: Final answer
    x = 16,887.60

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.