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Finding the Third Proportional to 4,869 and 11,402

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Solution

The third proportional to 4,869 and 11,402 is: 26,700.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869 : 11,402 = 11,402 : x
  2. Step 2: Convert to fraction form
    4,869/11,402 = 11,402/x
  3. Step 3: Cross multiply
    4,869x = 11,402 × 11,402
  4. Step 4: Simplify right side
    4,869x = 130,005,604
  5. Step 5: Solve for x
    x = 130,005,604/4,869
  6. Step 6: Final answer
    x = 26,700.68

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.