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Finding the Third Proportional to 8,998.59 and 19,637.44

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Solution

The third proportional to 8,998.59 and 19,637.44 is: 42,854.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,998.59 : 19,637.44 = 19,637.44 : x
  2. Step 2: Convert to fraction form
    8,998.59/19,637.44 = 19,637.44/x
  3. Step 3: Cross multiply
    8,998.59x = 19,637.44 × 19,637.44
  4. Step 4: Simplify right side
    8,998.59x = 385,628,951.57
  5. Step 5: Solve for x
    x = 385,628,951.57/8,998.59
  6. Step 6: Final answer
    x = 42,854.36

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.