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Finding the Third Proportional to 824,208 and 1,738,440

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Solution

The third proportional to 824,208 and 1,738,440 is: 3,666,760.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,208 : 1,738,440 = 1,738,440 : x
  2. Step 2: Convert to fraction form
    824,208/1,738,440 = 1,738,440/x
  3. Step 3: Cross multiply
    824,208x = 1,738,440 × 1,738,440
  4. Step 4: Simplify right side
    824,208x = 3,022,173,633,600
  5. Step 5: Solve for x
    x = 3,022,173,633,600/824,208
  6. Step 6: Final answer
    x = 3,666,760.86

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.