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Finding the Third Proportional to 5,451,661.50 and 11,893,557

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Solution

The third proportional to 5,451,661.50 and 11,893,557 is: 25,947,447.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451,661.50 : 11,893,557 = 11,893,557 : x
  2. Step 2: Convert to fraction form
    5,451,661.50/11,893,557 = 11,893,557/x
  3. Step 3: Cross multiply
    5,451,661.50x = 11,893,557 × 11,893,557
  4. Step 4: Simplify right side
    5,451,661.50x = 141,456,698,112,249
  5. Step 5: Solve for x
    x = 141,456,698,112,249/5,451,661.50
  6. Step 6: Final answer
    x = 25,947,447.05

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.