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Finding the Third Proportional to 4,754,661.50 and 7,222,915

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Solution

The third proportional to 4,754,661.50 and 7,222,915 is: 10,972,495.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,754,661.50 : 7,222,915 = 7,222,915 : x
  2. Step 2: Convert to fraction form
    4,754,661.50/7,222,915 = 7,222,915/x
  3. Step 3: Cross multiply
    4,754,661.50x = 7,222,915 × 7,222,915
  4. Step 4: Simplify right side
    4,754,661.50x = 52,170,501,097,225
  5. Step 5: Solve for x
    x = 52,170,501,097,225/4,754,661.50
  6. Step 6: Final answer
    x = 10,972,495.33

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.