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Finding the Third Proportional to 19,161,362 and 28,940,979

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Solution

The third proportional to 19,161,362 and 28,940,979 is: 43,711,937.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,161,362 : 28,940,979 = 28,940,979 : x
  2. Step 2: Convert to fraction form
    19,161,362/28,940,979 = 28,940,979/x
  3. Step 3: Cross multiply
    19,161,362x = 28,940,979 × 28,940,979
  4. Step 4: Simplify right side
    19,161,362x = 837,580,265,478,441
  5. Step 5: Solve for x
    x = 837,580,265,478,441/19,161,362
  6. Step 6: Final answer
    x = 43,711,937.88

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.