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Finding the Third Proportional to 15,880 and 24,580

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Solution

The third proportional to 15,880 and 24,580 is: 38,046.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,880 : 24,580 = 24,580 : x
  2. Step 2: Convert to fraction form
    15,880/24,580 = 24,580/x
  3. Step 3: Cross multiply
    15,880x = 24,580 × 24,580
  4. Step 4: Simplify right side
    15,880x = 604,176,400
  5. Step 5: Solve for x
    x = 604,176,400/15,880
  6. Step 6: Final answer
    x = 38,046.37

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.