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Finding the Third Proportional to 3,362,821 and 4,718,705

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Solution

The third proportional to 3,362,821 and 4,718,705 is: 6,621,279.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362,821 : 4,718,705 = 4,718,705 : x
  2. Step 2: Convert to fraction form
    3,362,821/4,718,705 = 4,718,705/x
  3. Step 3: Cross multiply
    3,362,821x = 4,718,705 × 4,718,705
  4. Step 4: Simplify right side
    3,362,821x = 22,266,176,877,025
  5. Step 5: Solve for x
    x = 22,266,176,877,025/3,362,821
  6. Step 6: Final answer
    x = 6,621,279.24

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.