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Finding the Third Proportional to 980,145 and 2,079,252

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Solution

The third proportional to 980,145 and 2,079,252 is: 4,410,866.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,145 : 2,079,252 = 2,079,252 : x
  2. Step 2: Convert to fraction form
    980,145/2,079,252 = 2,079,252/x
  3. Step 3: Cross multiply
    980,145x = 2,079,252 × 2,079,252
  4. Step 4: Simplify right side
    980,145x = 4,323,288,879,504
  5. Step 5: Solve for x
    x = 4,323,288,879,504/980,145
  6. Step 6: Final answer
    x = 4,410,866.64

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.