Finding the Third Proportional to 86,069.25 and 186,431.63
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Solution
The third proportional to 86,069.25 and 186,431.63 is: 403,823.09
Step by Step Solution
- Step 1: Write the proportion equation
86,069.25 : 186,431.63 = 186,431.63 : x - Step 2: Convert to fraction form
86,069.25/186,431.63 = 186,431.63/x - Step 3: Cross multiply
86,069.25x = 186,431.63 × 186,431.63 - Step 4: Simplify right side
86,069.25x = 34,756,750,800.14 - Step 5: Solve for x
x = 34,756,750,800.14/86,069.25 - Step 6: Final answer
x = 403,823.09
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.