Finding the Third Proportional to 905,376 and 1,991,536
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Solution
The third proportional to 905,376 and 1,991,536 is: 4,380,738.65
Step by Step Solution
- Step 1: Write the proportion equation
905,376 : 1,991,536 = 1,991,536 : x - Step 2: Convert to fraction form
905,376/1,991,536 = 1,991,536/x - Step 3: Cross multiply
905,376x = 1,991,536 × 1,991,536 - Step 4: Simplify right side
905,376x = 3,966,215,639,296 - Step 5: Solve for x
x = 3,966,215,639,296/905,376 - Step 6: Final answer
x = 4,380,738.65
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.