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Finding the Third Proportional to 7,211,028 and 14,621,208

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Solution

The third proportional to 7,211,028 and 14,621,208 is: 29,646,220.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,211,028 : 14,621,208 = 14,621,208 : x
  2. Step 2: Convert to fraction form
    7,211,028/14,621,208 = 14,621,208/x
  3. Step 3: Cross multiply
    7,211,028x = 14,621,208 × 14,621,208
  4. Step 4: Simplify right side
    7,211,028x = 213,779,723,379,264
  5. Step 5: Solve for x
    x = 213,779,723,379,264/7,211,028
  6. Step 6: Final answer
    x = 29,646,220.12

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.