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Finding the Third Proportional to 18,746.44 and 28,324.69

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Solution

The third proportional to 18,746.44 and 28,324.69 is: 42,796.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,746.44 : 28,324.69 = 28,324.69 : x
  2. Step 2: Convert to fraction form
    18,746.44/28,324.69 = 28,324.69/x
  3. Step 3: Cross multiply
    18,746.44x = 28,324.69 × 28,324.69
  4. Step 4: Simplify right side
    18,746.44x = 802,287,921.97
  5. Step 5: Solve for x
    x = 802,287,921.97/18,746.44
  6. Step 6: Final answer
    x = 42,796.82

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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.