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Finding the Third Proportional to 871,026.75 and 1,879,821

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Solution

The third proportional to 871,026.75 and 1,879,821 is: 4,056,967.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,026.75 : 1,879,821 = 1,879,821 : x
  2. Step 2: Convert to fraction form
    871,026.75/1,879,821 = 1,879,821/x
  3. Step 3: Cross multiply
    871,026.75x = 1,879,821 × 1,879,821
  4. Step 4: Simplify right side
    871,026.75x = 3,533,726,992,041
  5. Step 5: Solve for x
    x = 3,533,726,992,041/871,026.75
  6. Step 6: Final answer
    x = 4,056,967.24

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.