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Finding the Third Proportional to 10,921,879.75 and 23,661,156.25

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Solution

The third proportional to 10,921,879.75 and 23,661,156.25 is: 51,259,520.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,879.75 : 23,661,156.25 = 23,661,156.25 : x
  2. Step 2: Convert to fraction form
    10,921,879.75/23,661,156.25 = 23,661,156.25/x
  3. Step 3: Cross multiply
    10,921,879.75x = 23,661,156.25 × 23,661,156.25
  4. Step 4: Simplify right side
    10,921,879.75x = 559,850,315,086,914.06
  5. Step 5: Solve for x
    x = 559,850,315,086,914.06/10,921,879.75
  6. Step 6: Final answer
    x = 51,259,520.15

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.