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Finding the Third Proportional to 8,953.03 and 19,489.36

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Solution

The third proportional to 8,953.03 and 19,489.36 is: 42,425.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,953.03 : 19,489.36 = 19,489.36 : x
  2. Step 2: Convert to fraction form
    8,953.03/19,489.36 = 19,489.36/x
  3. Step 3: Cross multiply
    8,953.03x = 19,489.36 × 19,489.36
  4. Step 4: Simplify right side
    8,953.03x = 379,835,128.85
  5. Step 5: Solve for x
    x = 379,835,128.85/8,953.03
  6. Step 6: Final answer
    x = 42,425.31

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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.