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Finding the Third Proportional to 11,097 and 15,079.50

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Solution

The third proportional to 11,097 and 15,079.50 is: 20,491.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,097 : 15,079.50 = 15,079.50 : x
  2. Step 2: Convert to fraction form
    11,097/15,079.50 = 15,079.50/x
  3. Step 3: Cross multiply
    11,097x = 15,079.50 × 15,079.50
  4. Step 4: Simplify right side
    11,097x = 227,391,320.25
  5. Step 5: Solve for x
    x = 227,391,320.25/11,097
  6. Step 6: Final answer
    x = 20,491.24

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.