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Finding the Third Proportional to 295,620.19 and 648,467.44

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Solution

The third proportional to 295,620.19 and 648,467.44 is: 1,422,467.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,620.19 : 648,467.44 = 648,467.44 : x
  2. Step 2: Convert to fraction form
    295,620.19/648,467.44 = 648,467.44/x
  3. Step 3: Cross multiply
    295,620.19x = 648,467.44 × 648,467.44
  4. Step 4: Simplify right side
    295,620.19x = 420,510,017,497.82
  5. Step 5: Solve for x
    x = 420,510,017,497.82/295,620.19
  6. Step 6: Final answer
    x = 1,422,467.19

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.