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Finding the Third Proportional to 2,021,331 and 4,382,606

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Solution

The third proportional to 2,021,331 and 4,382,606 is: 9,502,271.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,331 : 4,382,606 = 4,382,606 : x
  2. Step 2: Convert to fraction form
    2,021,331/4,382,606 = 4,382,606/x
  3. Step 3: Cross multiply
    2,021,331x = 4,382,606 × 4,382,606
  4. Step 4: Simplify right side
    2,021,331x = 19,207,235,351,236
  5. Step 5: Solve for x
    x = 19,207,235,351,236/2,021,331
  6. Step 6: Final answer
    x = 9,502,271.20

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.