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Finding the Third Proportional to 19,289,943 and 41,608,560

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Solution

The third proportional to 19,289,943 and 41,608,560 is: 89,749,993.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,289,943 : 41,608,560 = 41,608,560 : x
  2. Step 2: Convert to fraction form
    19,289,943/41,608,560 = 41,608,560/x
  3. Step 3: Cross multiply
    19,289,943x = 41,608,560 × 41,608,560
  4. Step 4: Simplify right side
    19,289,943x = 1,731,272,265,273,600
  5. Step 5: Solve for x
    x = 1,731,272,265,273,600/19,289,943
  6. Step 6: Final answer
    x = 89,749,993.83

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.