Finding the Third Proportional to 673,519 and 1,470,489
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Solution
The third proportional to 673,519 and 1,470,489 is: 3,210,507.65
Step by Step Solution
- Step 1: Write the proportion equation
673,519 : 1,470,489 = 1,470,489 : x - Step 2: Convert to fraction form
673,519/1,470,489 = 1,470,489/x - Step 3: Cross multiply
673,519x = 1,470,489 × 1,470,489 - Step 4: Simplify right side
673,519x = 2,162,337,899,121 - Step 5: Solve for x
x = 2,162,337,899,121/673,519 - Step 6: Final answer
x = 3,210,507.65
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.