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Finding the Third Proportional to 18,889.03 and 26,478.56

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Solution

The third proportional to 18,889.03 and 26,478.56 is: 37,117.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,889.03 : 26,478.56 = 26,478.56 : x
  2. Step 2: Convert to fraction form
    18,889.03/26,478.56 = 26,478.56/x
  3. Step 3: Cross multiply
    18,889.03x = 26,478.56 × 26,478.56
  4. Step 4: Simplify right side
    18,889.03x = 701,114,272.07
  5. Step 5: Solve for x
    x = 701,114,272.07/18,889.03
  6. Step 6: Final answer
    x = 37,117.53

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.