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Finding the Third Proportional to 18,108.44 and 28,814.13

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Solution

The third proportional to 18,108.44 and 28,814.13 is: 45,849.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,108.44 : 28,814.13 = 28,814.13 : x
  2. Step 2: Convert to fraction form
    18,108.44/28,814.13 = 28,814.13/x
  3. Step 3: Cross multiply
    18,108.44x = 28,814.13 × 28,814.13
  4. Step 4: Simplify right side
    18,108.44x = 830,253,799.52
  5. Step 5: Solve for x
    x = 830,253,799.52/18,108.44
  6. Step 6: Final answer
    x = 45,849.00

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.