Finding the Third Proportional to 16,629.75 and 19,437.75
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Solution
The third proportional to 16,629.75 and 19,437.75 is: 22,719.89
Step by Step Solution
- Step 1: Write the proportion equation
16,629.75 : 19,437.75 = 19,437.75 : x - Step 2: Convert to fraction form
16,629.75/19,437.75 = 19,437.75/x - Step 3: Cross multiply
16,629.75x = 19,437.75 × 19,437.75 - Step 4: Simplify right side
16,629.75x = 377,826,125.06 - Step 5: Solve for x
x = 377,826,125.06/16,629.75 - Step 6: Final answer
x = 22,719.89
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Why These Related Problems?
These problems maintain the same ratio (1.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.