Finding the Third Proportional to 188,844.75 and 386,412.19
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Solution
The third proportional to 188,844.75 and 386,412.19 is: 790,672.65
Step by Step Solution
- Step 1: Write the proportion equation
188,844.75 : 386,412.19 = 386,412.19 : x - Step 2: Convert to fraction form
188,844.75/386,412.19 = 386,412.19/x - Step 3: Cross multiply
188,844.75x = 386,412.19 × 386,412.19 - Step 4: Simplify right side
188,844.75x = 149,314,378,648.54 - Step 5: Solve for x
x = 149,314,378,648.54/188,844.75 - Step 6: Final answer
x = 790,672.65
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These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.