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Finding the Third Proportional to 1,438,559 and 3,148,029

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Solution

The third proportional to 1,438,559 and 3,148,029 is: 6,888,898.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,559 : 3,148,029 = 3,148,029 : x
  2. Step 2: Convert to fraction form
    1,438,559/3,148,029 = 3,148,029/x
  3. Step 3: Cross multiply
    1,438,559x = 3,148,029 × 3,148,029
  4. Step 4: Simplify right side
    1,438,559x = 9,910,086,584,841
  5. Step 5: Solve for x
    x = 9,910,086,584,841/1,438,559
  6. Step 6: Final answer
    x = 6,888,898.26

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.