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Finding the Third Proportional to 3,295,816.50 and 7,220,010

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Solution

The third proportional to 3,295,816.50 and 7,220,010 is: 15,816,579.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295,816.50 : 7,220,010 = 7,220,010 : x
  2. Step 2: Convert to fraction form
    3,295,816.50/7,220,010 = 7,220,010/x
  3. Step 3: Cross multiply
    3,295,816.50x = 7,220,010 × 7,220,010
  4. Step 4: Simplify right side
    3,295,816.50x = 52,128,544,400,100
  5. Step 5: Solve for x
    x = 52,128,544,400,100/3,295,816.50
  6. Step 6: Final answer
    x = 15,816,579.72

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.