Finding the Third Proportional to 270,249.75 and 423,933.75
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Solution
The third proportional to 270,249.75 and 423,933.75 is: 665,013.84
Step by Step Solution
- Step 1: Write the proportion equation
270,249.75 : 423,933.75 = 423,933.75 : x - Step 2: Convert to fraction form
270,249.75/423,933.75 = 423,933.75/x - Step 3: Cross multiply
270,249.75x = 423,933.75 × 423,933.75 - Step 4: Simplify right side
270,249.75x = 179,719,824,389.06 - Step 5: Solve for x
x = 179,719,824,389.06/270,249.75 - Step 6: Final answer
x = 665,013.84
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.