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Finding the Third Proportional to 5,222,928 and 11,505,090

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Solution

The third proportional to 5,222,928 and 11,505,090 is: 25,343,465.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222,928 : 11,505,090 = 11,505,090 : x
  2. Step 2: Convert to fraction form
    5,222,928/11,505,090 = 11,505,090/x
  3. Step 3: Cross multiply
    5,222,928x = 11,505,090 × 11,505,090
  4. Step 4: Simplify right side
    5,222,928x = 132,367,095,908,100
  5. Step 5: Solve for x
    x = 132,367,095,908,100/5,222,928
  6. Step 6: Final answer
    x = 25,343,465.56

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.