Finding the Third Proportional to 276,817 and 603,662
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Solution
The third proportional to 276,817 and 603,662 is: 1,316,421.36
Step by Step Solution
- Step 1: Write the proportion equation
276,817 : 603,662 = 603,662 : x - Step 2: Convert to fraction form
276,817/603,662 = 603,662/x - Step 3: Cross multiply
276,817x = 603,662 × 603,662 - Step 4: Simplify right side
276,817x = 364,407,810,244 - Step 5: Solve for x
x = 364,407,810,244/276,817 - Step 6: Final answer
x = 1,316,421.36
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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.