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Finding the Third Proportional to 969,835 and 2,107,542

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Solution

The third proportional to 969,835 and 2,107,542 is: 4,579,885.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,835 : 2,107,542 = 2,107,542 : x
  2. Step 2: Convert to fraction form
    969,835/2,107,542 = 2,107,542/x
  3. Step 3: Cross multiply
    969,835x = 2,107,542 × 2,107,542
  4. Step 4: Simplify right side
    969,835x = 4,441,733,281,764
  5. Step 5: Solve for x
    x = 4,441,733,281,764/969,835
  6. Step 6: Final answer
    x = 4,579,885.53

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.