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Finding the Third Proportional to 19,141,515 and 28,726,272

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Solution

The third proportional to 19,141,515 and 28,726,272 is: 43,110,417.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,141,515 : 28,726,272 = 28,726,272 : x
  2. Step 2: Convert to fraction form
    19,141,515/28,726,272 = 28,726,272/x
  3. Step 3: Cross multiply
    19,141,515x = 28,726,272 × 28,726,272
  4. Step 4: Simplify right side
    19,141,515x = 825,198,703,017,984
  5. Step 5: Solve for x
    x = 825,198,703,017,984/19,141,515
  6. Step 6: Final answer
    x = 43,110,417.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.