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Finding the Third Proportional to 19,572,194 and 40,928,980

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Solution

The third proportional to 19,572,194 and 40,928,980 is: 85,589,863.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,572,194 : 40,928,980 = 40,928,980 : x
  2. Step 2: Convert to fraction form
    19,572,194/40,928,980 = 40,928,980/x
  3. Step 3: Cross multiply
    19,572,194x = 40,928,980 × 40,928,980
  4. Step 4: Simplify right side
    19,572,194x = 1,675,181,403,840,400
  5. Step 5: Solve for x
    x = 1,675,181,403,840,400/19,572,194
  6. Step 6: Final answer
    x = 85,589,863.04

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.