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Finding the Third Proportional to 1,001,979 and 2,183,787

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Solution

The third proportional to 1,001,979 and 2,183,787 is: 4,759,506.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,979 : 2,183,787 = 2,183,787 : x
  2. Step 2: Convert to fraction form
    1,001,979/2,183,787 = 2,183,787/x
  3. Step 3: Cross multiply
    1,001,979x = 2,183,787 × 2,183,787
  4. Step 4: Simplify right side
    1,001,979x = 4,768,925,661,369
  5. Step 5: Solve for x
    x = 4,768,925,661,369/1,001,979
  6. Step 6: Final answer
    x = 4,759,506.60

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.