Finding the Third Proportional to 163,609.31 and 342,041.06
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Solution
The third proportional to 163,609.31 and 342,041.06 is: 715,069.86
Step by Step Solution
- Step 1: Write the proportion equation
163,609.31 : 342,041.06 = 342,041.06 : x - Step 2: Convert to fraction form
163,609.31/342,041.06 = 342,041.06/x - Step 3: Cross multiply
163,609.31x = 342,041.06 × 342,041.06 - Step 4: Simplify right side
163,609.31x = 116,992,088,436.13 - Step 5: Solve for x
x = 116,992,088,436.13/163,609.31 - Step 6: Final answer
x = 715,069.86
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Why These Related Problems?
These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.