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Finding the Third Proportional to 8,980 and 14,260

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Solution

The third proportional to 8,980 and 14,260 is: 22,644.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,980 : 14,260 = 14,260 : x
  2. Step 2: Convert to fraction form
    8,980/14,260 = 14,260/x
  3. Step 3: Cross multiply
    8,980x = 14,260 × 14,260
  4. Step 4: Simplify right side
    8,980x = 203,347,600
  5. Step 5: Solve for x
    x = 203,347,600/8,980
  6. Step 6: Final answer
    x = 22,644.50

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.