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Finding the Third Proportional to 13,203.75 and 28,730.25

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Solution

The third proportional to 13,203.75 and 28,730.25 is: 62,514.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,203.75 : 28,730.25 = 28,730.25 : x
  2. Step 2: Convert to fraction form
    13,203.75/28,730.25 = 28,730.25/x
  3. Step 3: Cross multiply
    13,203.75x = 28,730.25 × 28,730.25
  4. Step 4: Simplify right side
    13,203.75x = 825,427,265.06
  5. Step 5: Solve for x
    x = 825,427,265.06/13,203.75
  6. Step 6: Final answer
    x = 62,514.61

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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.