Finding the Third Proportional to 8,397.28 and 18,329.63
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Solution
The third proportional to 8,397.28 and 18,329.63 is: 40,009.99
Step by Step Solution
- Step 1: Write the proportion equation
8,397.28 : 18,329.63 = 18,329.63 : x - Step 2: Convert to fraction form
8,397.28/18,329.63 = 18,329.63/x - Step 3: Cross multiply
8,397.28x = 18,329.63 × 18,329.63 - Step 4: Simplify right side
8,397.28x = 335,975,152.64 - Step 5: Solve for x
x = 335,975,152.64/8,397.28 - Step 6: Final answer
x = 40,009.99
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.