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Finding the Third Proportional to 777,848 and 1,871,718

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Solution

The third proportional to 777,848 and 1,871,718 is: 4,503,872.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,848 : 1,871,718 = 1,871,718 : x
  2. Step 2: Convert to fraction form
    777,848/1,871,718 = 1,871,718/x
  3. Step 3: Cross multiply
    777,848x = 1,871,718 × 1,871,718
  4. Step 4: Simplify right side
    777,848x = 3,503,328,271,524
  5. Step 5: Solve for x
    x = 3,503,328,271,524/777,848
  6. Step 6: Final answer
    x = 4,503,872.57

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.