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Finding the Third Proportional to 2,983,458 and 6,438,660

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Solution

The third proportional to 2,983,458 and 6,438,660 is: 13,895,400.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983,458 : 6,438,660 = 6,438,660 : x
  2. Step 2: Convert to fraction form
    2,983,458/6,438,660 = 6,438,660/x
  3. Step 3: Cross multiply
    2,983,458x = 6,438,660 × 6,438,660
  4. Step 4: Simplify right side
    2,983,458x = 41,456,342,595,600
  5. Step 5: Solve for x
    x = 41,456,342,595,600/2,983,458
  6. Step 6: Final answer
    x = 13,895,400.10

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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.