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Finding the Third Proportional to 11,102.54 and 14,404.39

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Solution

The third proportional to 11,102.54 and 14,404.39 is: 18,688.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,102.54 : 14,404.39 = 14,404.39 : x
  2. Step 2: Convert to fraction form
    11,102.54/14,404.39 = 14,404.39/x
  3. Step 3: Cross multiply
    11,102.54x = 14,404.39 × 14,404.39
  4. Step 4: Simplify right side
    11,102.54x = 207,486,581.81
  5. Step 5: Solve for x
    x = 207,486,581.81/11,102.54
  6. Step 6: Final answer
    x = 18,688.21

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These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.