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Finding the Third Proportional to 5,776,812.42 and 8,940,245.27

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Solution

The third proportional to 5,776,812.42 and 8,940,245.27 is: 13,836,001.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,776,812.42 : 8,940,245.27 = 8,940,245.27 : x
  2. Step 2: Convert to fraction form
    5,776,812.42/8,940,245.27 = 8,940,245.27/x
  3. Step 3: Cross multiply
    5,776,812.42x = 8,940,245.27 × 8,940,245.27
  4. Step 4: Simplify right side
    5,776,812.42x = 79,927,985,549,221.56
  5. Step 5: Solve for x
    x = 79,927,985,549,221.56/5,776,812.42
  6. Step 6: Final answer
    x = 13,836,001.54

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.