Finding the Third Proportional to 372,631.48 and 816,234.21
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Solution
The third proportional to 372,631.48 and 816,234.21 is: 1,787,928.07
Step by Step Solution
- Step 1: Write the proportion equation
372,631.48 : 816,234.21 = 816,234.21 : x - Step 2: Convert to fraction form
372,631.48/816,234.21 = 816,234.21/x - Step 3: Cross multiply
372,631.48x = 816,234.21 × 816,234.21 - Step 4: Simplify right side
372,631.48x = 666,238,288,300.42 - Step 5: Solve for x
x = 666,238,288,300.42/372,631.48 - Step 6: Final answer
x = 1,787,928.07
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.