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Finding the Third Proportional to 19,201,212 and 41,989,068

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Solution

The third proportional to 19,201,212 and 41,989,068 is: 91,821,382.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,201,212 : 41,989,068 = 41,989,068 : x
  2. Step 2: Convert to fraction form
    19,201,212/41,989,068 = 41,989,068/x
  3. Step 3: Cross multiply
    19,201,212x = 41,989,068 × 41,989,068
  4. Step 4: Simplify right side
    19,201,212x = 1,763,081,831,508,624
  5. Step 5: Solve for x
    x = 1,763,081,831,508,624/19,201,212
  6. Step 6: Final answer
    x = 91,821,382.50

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.