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Finding the Third Proportional to 3,109,997.81 and 4,641,010.59

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Solution

The third proportional to 3,109,997.81 and 4,641,010.59 is: 6,925,721.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,997.81 : 4,641,010.59 = 4,641,010.59 : x
  2. Step 2: Convert to fraction form
    3,109,997.81/4,641,010.59 = 4,641,010.59/x
  3. Step 3: Cross multiply
    3,109,997.81x = 4,641,010.59 × 4,641,010.59
  4. Step 4: Simplify right side
    3,109,997.81x = 21,538,979,331,299.73
  5. Step 5: Solve for x
    x = 21,538,979,331,299.73/3,109,997.81
  6. Step 6: Final answer
    x = 6,925,721.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.