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Finding the Third Proportional to 996,622 and 2,134,403

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Solution

The third proportional to 996,622 and 2,134,403 is: 4,571,117.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,622 : 2,134,403 = 2,134,403 : x
  2. Step 2: Convert to fraction form
    996,622/2,134,403 = 2,134,403/x
  3. Step 3: Cross multiply
    996,622x = 2,134,403 × 2,134,403
  4. Step 4: Simplify right side
    996,622x = 4,555,676,166,409
  5. Step 5: Solve for x
    x = 4,555,676,166,409/996,622
  6. Step 6: Final answer
    x = 4,571,117.40

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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.