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Finding the Third Proportional to 11,370,791.25 and 18,565,511.25

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Solution

The third proportional to 11,370,791.25 and 18,565,511.25 is: 30,312,596.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,370,791.25 : 18,565,511.25 = 18,565,511.25 : x
  2. Step 2: Convert to fraction form
    11,370,791.25/18,565,511.25 = 18,565,511.25/x
  3. Step 3: Cross multiply
    11,370,791.25x = 18,565,511.25 × 18,565,511.25
  4. Step 4: Simplify right side
    11,370,791.25x = 344,678,207,973,876.56
  5. Step 5: Solve for x
    x = 344,678,207,973,876.56/11,370,791.25
  6. Step 6: Final answer
    x = 30,312,596.58

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.