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Finding the Third Proportional to 1,448,555 and 3,118,006

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Solution

The third proportional to 1,448,555 and 3,118,006 is: 6,711,489.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,555 : 3,118,006 = 3,118,006 : x
  2. Step 2: Convert to fraction form
    1,448,555/3,118,006 = 3,118,006/x
  3. Step 3: Cross multiply
    1,448,555x = 3,118,006 × 3,118,006
  4. Step 4: Simplify right side
    1,448,555x = 9,721,961,416,036
  5. Step 5: Solve for x
    x = 9,721,961,416,036/1,448,555
  6. Step 6: Final answer
    x = 6,711,489.32

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.