Finding the Third Proportional to 8,929.13 and 19,622.25
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Solution
The third proportional to 8,929.13 and 19,622.25 is: 43,120.99
Step by Step Solution
- Step 1: Write the proportion equation
8,929.13 : 19,622.25 = 19,622.25 : x - Step 2: Convert to fraction form
8,929.13/19,622.25 = 19,622.25/x - Step 3: Cross multiply
8,929.13x = 19,622.25 × 19,622.25 - Step 4: Simplify right side
8,929.13x = 385,032,695.06 - Step 5: Solve for x
x = 385,032,695.06/8,929.13 - Step 6: Final answer
x = 43,120.99
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.