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Finding the Third Proportional to 18,508.88 and 26,378.81

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Solution

The third proportional to 18,508.88 and 26,378.81 is: 37,595.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,508.88 : 26,378.81 = 26,378.81 : x
  2. Step 2: Convert to fraction form
    18,508.88/26,378.81 = 26,378.81/x
  3. Step 3: Cross multiply
    18,508.88x = 26,378.81 × 26,378.81
  4. Step 4: Simplify right side
    18,508.88x = 695,841,748.91
  5. Step 5: Solve for x
    x = 695,841,748.91/18,508.88
  6. Step 6: Final answer
    x = 37,595.03

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.