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Finding the Third Proportional to 3,212,506 and 4,974,279

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Solution

The third proportional to 3,212,506 and 4,974,279 is: 7,702,227.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212,506 : 4,974,279 = 4,974,279 : x
  2. Step 2: Convert to fraction form
    3,212,506/4,974,279 = 4,974,279/x
  3. Step 3: Cross multiply
    3,212,506x = 4,974,279 × 4,974,279
  4. Step 4: Simplify right side
    3,212,506x = 24,743,451,569,841
  5. Step 5: Solve for x
    x = 24,743,451,569,841/3,212,506
  6. Step 6: Final answer
    x = 7,702,227.35

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.