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Finding the Third Proportional to 8,284 and 11,090

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Solution

The third proportional to 8,284 and 11,090 is: 14,846.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284 : 11,090 = 11,090 : x
  2. Step 2: Convert to fraction form
    8,284/11,090 = 11,090/x
  3. Step 3: Cross multiply
    8,284x = 11,090 × 11,090
  4. Step 4: Simplify right side
    8,284x = 122,988,100
  5. Step 5: Solve for x
    x = 122,988,100/8,284
  6. Step 6: Final answer
    x = 14,846.46

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.