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Finding the Third Proportional to 15,020.44 and 18,988.17

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Solution

The third proportional to 15,020.44 and 18,988.17 is: 24,004.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,020.44 : 18,988.17 = 18,988.17 : x
  2. Step 2: Convert to fraction form
    15,020.44/18,988.17 = 18,988.17/x
  3. Step 3: Cross multiply
    15,020.44x = 18,988.17 × 18,988.17
  4. Step 4: Simplify right side
    15,020.44x = 360,550,671.15
  5. Step 5: Solve for x
    x = 360,550,671.15/15,020.44
  6. Step 6: Final answer
    x = 24,004.01

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Why These Related Problems?

These problems maintain the same ratio (1.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.