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Finding the Third Proportional to 2,879,676 and 6,221,168

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Solution

The third proportional to 2,879,676 and 6,221,168 is: 13,440,029.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,879,676 : 6,221,168 = 6,221,168 : x
  2. Step 2: Convert to fraction form
    2,879,676/6,221,168 = 6,221,168/x
  3. Step 3: Cross multiply
    2,879,676x = 6,221,168 × 6,221,168
  4. Step 4: Simplify right side
    2,879,676x = 38,702,931,284,224
  5. Step 5: Solve for x
    x = 38,702,931,284,224/2,879,676
  6. Step 6: Final answer
    x = 13,440,029.81

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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.