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Finding the Third Proportional to 1,180,869 and 1,879,909

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Solution

The third proportional to 1,180,869 and 1,879,909 is: 2,992,760.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,869 : 1,879,909 = 1,879,909 : x
  2. Step 2: Convert to fraction form
    1,180,869/1,879,909 = 1,879,909/x
  3. Step 3: Cross multiply
    1,180,869x = 1,879,909 × 1,879,909
  4. Step 4: Simplify right side
    1,180,869x = 3,534,057,848,281
  5. Step 5: Solve for x
    x = 3,534,057,848,281/1,180,869
  6. Step 6: Final answer
    x = 2,992,760.29

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.