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Finding the Third Proportional to 7,365 and 10,902

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Solution

The third proportional to 7,365 and 10,902 is: 16,137.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,365 : 10,902 = 10,902 : x
  2. Step 2: Convert to fraction form
    7,365/10,902 = 10,902/x
  3. Step 3: Cross multiply
    7,365x = 10,902 × 10,902
  4. Step 4: Simplify right side
    7,365x = 118,853,604
  5. Step 5: Solve for x
    x = 118,853,604/7,365
  6. Step 6: Final answer
    x = 16,137.62

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.