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Finding the Third Proportional to 4,269,722.63 and 9,297,544.50

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Solution

The third proportional to 4,269,722.63 and 9,297,544.50 is: 20,245,889.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,269,722.63 : 9,297,544.50 = 9,297,544.50 : x
  2. Step 2: Convert to fraction form
    4,269,722.63/9,297,544.50 = 9,297,544.50/x
  3. Step 3: Cross multiply
    4,269,722.63x = 9,297,544.50 × 9,297,544.50
  4. Step 4: Simplify right side
    4,269,722.63x = 86,444,333,729,480.25
  5. Step 5: Solve for x
    x = 86,444,333,729,480.25/4,269,722.63
  6. Step 6: Final answer
    x = 20,245,889.80

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.