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Finding the Third Proportional to 5,208,806.81 and 11,217,644.44

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Solution

The third proportional to 5,208,806.81 and 11,217,644.44 is: 24,158,228.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208,806.81 : 11,217,644.44 = 11,217,644.44 : x
  2. Step 2: Convert to fraction form
    5,208,806.81/11,217,644.44 = 11,217,644.44/x
  3. Step 3: Cross multiply
    5,208,806.81x = 11,217,644.44 × 11,217,644.44
  4. Step 4: Simplify right side
    5,208,806.81x = 125,835,546,726,174.69
  5. Step 5: Solve for x
    x = 125,835,546,726,174.69/5,208,806.81
  6. Step 6: Final answer
    x = 24,158,228.80

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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.