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Finding the Third Proportional to 24,428 and 36,847

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Solution

The third proportional to 24,428 and 36,847 is: 55,579.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,428 : 36,847 = 36,847 : x
  2. Step 2: Convert to fraction form
    24,428/36,847 = 36,847/x
  3. Step 3: Cross multiply
    24,428x = 36,847 × 36,847
  4. Step 4: Simplify right side
    24,428x = 1,357,701,409
  5. Step 5: Solve for x
    x = 1,357,701,409/24,428
  6. Step 6: Final answer
    x = 55,579.72

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.