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Finding the Third Proportional to 2,489,712 and 3,952,320

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Solution

The third proportional to 2,489,712 and 3,952,320 is: 6,274,152.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,712 : 3,952,320 = 3,952,320 : x
  2. Step 2: Convert to fraction form
    2,489,712/3,952,320 = 3,952,320/x
  3. Step 3: Cross multiply
    2,489,712x = 3,952,320 × 3,952,320
  4. Step 4: Simplify right side
    2,489,712x = 15,620,833,382,400
  5. Step 5: Solve for x
    x = 15,620,833,382,400/2,489,712
  6. Step 6: Final answer
    x = 6,274,152.75

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.