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Finding the Third Proportional to 873,216 and 1,879,227

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Solution

The third proportional to 873,216 and 1,879,227 is: 4,044,238.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,216 : 1,879,227 = 1,879,227 : x
  2. Step 2: Convert to fraction form
    873,216/1,879,227 = 1,879,227/x
  3. Step 3: Cross multiply
    873,216x = 1,879,227 × 1,879,227
  4. Step 4: Simplify right side
    873,216x = 3,531,494,117,529
  5. Step 5: Solve for x
    x = 3,531,494,117,529/873,216
  6. Step 6: Final answer
    x = 4,044,238.90

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.