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Finding the Third Proportional to 8,894.18 and 18,813.52

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Solution

The third proportional to 8,894.18 and 18,813.52 is: 39,795.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,894.18 : 18,813.52 = 18,813.52 : x
  2. Step 2: Convert to fraction form
    8,894.18/18,813.52 = 18,813.52/x
  3. Step 3: Cross multiply
    8,894.18x = 18,813.52 × 18,813.52
  4. Step 4: Simplify right side
    8,894.18x = 353,948,370.17
  5. Step 5: Solve for x
    x = 353,948,370.17/8,894.18
  6. Step 6: Final answer
    x = 39,795.50

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.