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Finding the Third Proportional to 1,071,579 and 1,621,144.50

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Solution

The third proportional to 1,071,579 and 1,621,144.50 is: 2,452,557.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,579 : 1,621,144.50 = 1,621,144.50 : x
  2. Step 2: Convert to fraction form
    1,071,579/1,621,144.50 = 1,621,144.50/x
  3. Step 3: Cross multiply
    1,071,579x = 1,621,144.50 × 1,621,144.50
  4. Step 4: Simplify right side
    1,071,579x = 2,628,109,489,880.25
  5. Step 5: Solve for x
    x = 2,628,109,489,880.25/1,071,579
  6. Step 6: Final answer
    x = 2,452,557.85

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.