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Finding the Third Proportional to 1,889,338 and 4,048,221

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Solution

The third proportional to 1,889,338 and 4,048,221 is: 8,673,987.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,338 : 4,048,221 = 4,048,221 : x
  2. Step 2: Convert to fraction form
    1,889,338/4,048,221 = 4,048,221/x
  3. Step 3: Cross multiply
    1,889,338x = 4,048,221 × 4,048,221
  4. Step 4: Simplify right side
    1,889,338x = 16,388,093,264,841
  5. Step 5: Solve for x
    x = 16,388,093,264,841/1,889,338
  6. Step 6: Final answer
    x = 8,673,987.01

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.