Finding the Third Proportional to 19,792 and 30,418
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Solution
The third proportional to 19,792 and 30,418 is: 46,748.93
Step by Step Solution
- Step 1: Write the proportion equation
19,792 : 30,418 = 30,418 : x - Step 2: Convert to fraction form
19,792/30,418 = 30,418/x - Step 3: Cross multiply
19,792x = 30,418 × 30,418 - Step 4: Simplify right side
19,792x = 925,254,724 - Step 5: Solve for x
x = 925,254,724/19,792 - Step 6: Final answer
x = 46,748.93
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.