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Finding the Third Proportional to 996,871 and 2,135,492

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Solution

The third proportional to 996,871 and 2,135,492 is: 4,574,640.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,871 : 2,135,492 = 2,135,492 : x
  2. Step 2: Convert to fraction form
    996,871/2,135,492 = 2,135,492/x
  3. Step 3: Cross multiply
    996,871x = 2,135,492 × 2,135,492
  4. Step 4: Simplify right side
    996,871x = 4,560,326,082,064
  5. Step 5: Solve for x
    x = 4,560,326,082,064/996,871
  6. Step 6: Final answer
    x = 4,574,640.13

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.