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Finding the Third Proportional to 6,988 and 14,546

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Solution

The third proportional to 6,988 and 14,546 is: 30,278.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,988 : 14,546 = 14,546 : x
  2. Step 2: Convert to fraction form
    6,988/14,546 = 14,546/x
  3. Step 3: Cross multiply
    6,988x = 14,546 × 14,546
  4. Step 4: Simplify right side
    6,988x = 211,586,116
  5. Step 5: Solve for x
    x = 211,586,116/6,988
  6. Step 6: Final answer
    x = 30,278.49

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.