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Finding the Third Proportional to 993,910 and 2,183,072

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Solution

The third proportional to 993,910 and 2,183,072 is: 4,795,004.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,910 : 2,183,072 = 2,183,072 : x
  2. Step 2: Convert to fraction form
    993,910/2,183,072 = 2,183,072/x
  3. Step 3: Cross multiply
    993,910x = 2,183,072 × 2,183,072
  4. Step 4: Simplify right side
    993,910x = 4,765,803,357,184
  5. Step 5: Solve for x
    x = 4,765,803,357,184/993,910
  6. Step 6: Final answer
    x = 4,795,004.94

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.