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Finding the Third Proportional to 11,188,419.75 and 15,792,381

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Solution

The third proportional to 11,188,419.75 and 15,792,381 is: 22,290,842.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,188,419.75 : 15,792,381 = 15,792,381 : x
  2. Step 2: Convert to fraction form
    11,188,419.75/15,792,381 = 15,792,381/x
  3. Step 3: Cross multiply
    11,188,419.75x = 15,792,381 × 15,792,381
  4. Step 4: Simplify right side
    11,188,419.75x = 249,399,297,649,161
  5. Step 5: Solve for x
    x = 249,399,297,649,161/11,188,419.75
  6. Step 6: Final answer
    x = 22,290,842.07

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.