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Finding the Third Proportional to 10,244.50 and 15,821.63

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Solution

The third proportional to 10,244.50 and 15,821.63 is: 24,434.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,244.50 : 15,821.63 = 15,821.63 : x
  2. Step 2: Convert to fraction form
    10,244.50/15,821.63 = 15,821.63/x
  3. Step 3: Cross multiply
    10,244.50x = 15,821.63 × 15,821.63
  4. Step 4: Simplify right side
    10,244.50x = 250,323,817.64
  5. Step 5: Solve for x
    x = 250,323,817.64/10,244.50
  6. Step 6: Final answer
    x = 24,434.95

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.