Finding the Third Proportional to 901,609 and 1,903,820
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Solution
The third proportional to 901,609 and 1,903,820 is: 4,020,069.22
Step by Step Solution
- Step 1: Write the proportion equation
901,609 : 1,903,820 = 1,903,820 : x - Step 2: Convert to fraction form
901,609/1,903,820 = 1,903,820/x - Step 3: Cross multiply
901,609x = 1,903,820 × 1,903,820 - Step 4: Simplify right side
901,609x = 3,624,530,592,400 - Step 5: Solve for x
x = 3,624,530,592,400/901,609 - Step 6: Final answer
x = 4,020,069.22
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Why These Related Problems?
These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.