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Finding the Third Proportional to 11,745 and 24,720.19

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Solution

The third proportional to 11,745 and 24,720.19 is: 52,029.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,745 : 24,720.19 = 24,720.19 : x
  2. Step 2: Convert to fraction form
    11,745/24,720.19 = 24,720.19/x
  3. Step 3: Cross multiply
    11,745x = 24,720.19 × 24,720.19
  4. Step 4: Simplify right side
    11,745x = 611,087,670.04
  5. Step 5: Solve for x
    x = 611,087,670.04/11,745
  6. Step 6: Final answer
    x = 52,029.60

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.