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Finding the Third Proportional to 2,879,421 and 6,666,039

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Solution

The third proportional to 2,879,421 and 6,666,039 is: 15,432,295.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,879,421 : 6,666,039 = 6,666,039 : x
  2. Step 2: Convert to fraction form
    2,879,421/6,666,039 = 6,666,039/x
  3. Step 3: Cross multiply
    2,879,421x = 6,666,039 × 6,666,039
  4. Step 4: Simplify right side
    2,879,421x = 44,436,075,949,521
  5. Step 5: Solve for x
    x = 44,436,075,949,521/2,879,421
  6. Step 6: Final answer
    x = 15,432,295.57

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.