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Finding the Third Proportional to 18,927.42 and 28,024.73

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Solution

The third proportional to 18,927.42 and 28,024.73 is: 41,494.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,927.42 : 28,024.73 = 28,024.73 : x
  2. Step 2: Convert to fraction form
    18,927.42/28,024.73 = 28,024.73/x
  3. Step 3: Cross multiply
    18,927.42x = 28,024.73 × 28,024.73
  4. Step 4: Simplify right side
    18,927.42x = 785,385,736.79
  5. Step 5: Solve for x
    x = 785,385,736.79/18,927.42
  6. Step 6: Final answer
    x = 41,494.60

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.