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Finding the Third Proportional to 4,365,736.50 and 9,183,919.50

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Solution

The third proportional to 4,365,736.50 and 9,183,919.50 is: 19,319,621.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,365,736.50 : 9,183,919.50 = 9,183,919.50 : x
  2. Step 2: Convert to fraction form
    4,365,736.50/9,183,919.50 = 9,183,919.50/x
  3. Step 3: Cross multiply
    4,365,736.50x = 9,183,919.50 × 9,183,919.50
  4. Step 4: Simplify right side
    4,365,736.50x = 84,344,377,382,480.25
  5. Step 5: Solve for x
    x = 84,344,377,382,480.25/4,365,736.50
  6. Step 6: Final answer
    x = 19,319,621.65

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.