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Finding the Third Proportional to 987,882 and 1,570,977

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Solution

The third proportional to 987,882 and 1,570,977 is: 2,498,242.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,882 : 1,570,977 = 1,570,977 : x
  2. Step 2: Convert to fraction form
    987,882/1,570,977 = 1,570,977/x
  3. Step 3: Cross multiply
    987,882x = 1,570,977 × 1,570,977
  4. Step 4: Simplify right side
    987,882x = 2,467,968,734,529
  5. Step 5: Solve for x
    x = 2,467,968,734,529/987,882
  6. Step 6: Final answer
    x = 2,498,242.44

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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.