Finding the Third Proportional to 19,590 and 30,346
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Solution
The third proportional to 19,590 and 30,346 is: 47,007.64
Step by Step Solution
- Step 1: Write the proportion equation
19,590 : 30,346 = 30,346 : x - Step 2: Convert to fraction form
19,590/30,346 = 30,346/x - Step 3: Cross multiply
19,590x = 30,346 × 30,346 - Step 4: Simplify right side
19,590x = 920,879,716 - Step 5: Solve for x
x = 920,879,716/19,590 - Step 6: Final answer
x = 47,007.64
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.