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Finding the Third Proportional to 1,439,444 and 3,100,320

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Solution

The third proportional to 1,439,444 and 3,100,320 is: 6,677,567.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,444 : 3,100,320 = 3,100,320 : x
  2. Step 2: Convert to fraction form
    1,439,444/3,100,320 = 3,100,320/x
  3. Step 3: Cross multiply
    1,439,444x = 3,100,320 × 3,100,320
  4. Step 4: Simplify right side
    1,439,444x = 9,611,984,102,400
  5. Step 5: Solve for x
    x = 9,611,984,102,400/1,439,444
  6. Step 6: Final answer
    x = 6,677,567.24

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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.