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Finding the Third Proportional to 8,918 and 19,052

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Solution

The third proportional to 8,918 and 19,052 is: 40,701.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,918 : 19,052 = 19,052 : x
  2. Step 2: Convert to fraction form
    8,918/19,052 = 19,052/x
  3. Step 3: Cross multiply
    8,918x = 19,052 × 19,052
  4. Step 4: Simplify right side
    8,918x = 362,978,704
  5. Step 5: Solve for x
    x = 362,978,704/8,918
  6. Step 6: Final answer
    x = 40,701.81

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.