Finding the Third Proportional to 8,331.75 and 13,191.75
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Solution
The third proportional to 8,331.75 and 13,191.75 is: 20,886.64
Step by Step Solution
- Step 1: Write the proportion equation
8,331.75 : 13,191.75 = 13,191.75 : x - Step 2: Convert to fraction form
8,331.75/13,191.75 = 13,191.75/x - Step 3: Cross multiply
8,331.75x = 13,191.75 × 13,191.75 - Step 4: Simplify right side
8,331.75x = 174,022,268.06 - Step 5: Solve for x
x = 174,022,268.06/8,331.75 - Step 6: Final answer
x = 20,886.64
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Why These Related Problems?
These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.