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Finding the Third Proportional to 11,769,218.50 and 25,341,890.50

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Solution

The third proportional to 11,769,218.50 and 25,341,890.50 is: 54,567,039.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,769,218.50 : 25,341,890.50 = 25,341,890.50 : x
  2. Step 2: Convert to fraction form
    11,769,218.50/25,341,890.50 = 25,341,890.50/x
  3. Step 3: Cross multiply
    11,769,218.50x = 25,341,890.50 × 25,341,890.50
  4. Step 4: Simplify right side
    11,769,218.50x = 642,211,414,113,990.25
  5. Step 5: Solve for x
    x = 642,211,414,113,990.25/11,769,218.50
  6. Step 6: Final answer
    x = 54,567,039.78

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.