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Finding the Third Proportional to 1,212,472.50 and 1,685,844

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Solution

The third proportional to 1,212,472.50 and 1,685,844 is: 2,344,028.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,472.50 : 1,685,844 = 1,685,844 : x
  2. Step 2: Convert to fraction form
    1,212,472.50/1,685,844 = 1,685,844/x
  3. Step 3: Cross multiply
    1,212,472.50x = 1,685,844 × 1,685,844
  4. Step 4: Simplify right side
    1,212,472.50x = 2,842,069,992,336
  5. Step 5: Solve for x
    x = 2,842,069,992,336/1,212,472.50
  6. Step 6: Final answer
    x = 2,344,028.41

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.