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Finding the Third Proportional to 993,909 and 2,183,070

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Solution

The third proportional to 993,909 and 2,183,070 is: 4,795,000.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,909 : 2,183,070 = 2,183,070 : x
  2. Step 2: Convert to fraction form
    993,909/2,183,070 = 2,183,070/x
  3. Step 3: Cross multiply
    993,909x = 2,183,070 × 2,183,070
  4. Step 4: Simplify right side
    993,909x = 4,765,794,624,900
  5. Step 5: Solve for x
    x = 4,765,794,624,900/993,909
  6. Step 6: Final answer
    x = 4,795,000.98

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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.