Finding the Third Proportional to 19,792 and 30,986
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Solution
The third proportional to 19,792 and 30,986 is: 48,511.13
Step by Step Solution
- Step 1: Write the proportion equation
19,792 : 30,986 = 30,986 : x - Step 2: Convert to fraction form
19,792/30,986 = 30,986/x - Step 3: Cross multiply
19,792x = 30,986 × 30,986 - Step 4: Simplify right side
19,792x = 960,132,196 - Step 5: Solve for x
x = 960,132,196/19,792 - Step 6: Final answer
x = 48,511.13
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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.