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Finding the Third Proportional to 7,153 and 8,089

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Solution

The third proportional to 7,153 and 8,089 is: 9,147.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153 : 8,089 = 8,089 : x
  2. Step 2: Convert to fraction form
    7,153/8,089 = 8,089/x
  3. Step 3: Cross multiply
    7,153x = 8,089 × 8,089
  4. Step 4: Simplify right side
    7,153x = 65,431,921
  5. Step 5: Solve for x
    x = 65,431,921/7,153
  6. Step 6: Final answer
    x = 9,147.48

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Why These Related Problems?

These problems maintain the same ratio (1.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.