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Finding the Third Proportional to 11,821,203 and 25,651,775.50

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Solution

The third proportional to 11,821,203 and 25,651,775.50 is: 55,663,842.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,821,203 : 25,651,775.50 = 25,651,775.50 : x
  2. Step 2: Convert to fraction form
    11,821,203/25,651,775.50 = 25,651,775.50/x
  3. Step 3: Cross multiply
    11,821,203x = 25,651,775.50 × 25,651,775.50
  4. Step 4: Simplify right side
    11,821,203x = 658,013,586,302,400.25
  5. Step 5: Solve for x
    x = 658,013,586,302,400.25/11,821,203
  6. Step 6: Final answer
    x = 55,663,842.87

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.