Finding the Third Proportional to 844,209 and 1,207,138
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Solution
The third proportional to 844,209 and 1,207,138 is: 1,726,091.70
Step by Step Solution
- Step 1: Write the proportion equation
844,209 : 1,207,138 = 1,207,138 : x - Step 2: Convert to fraction form
844,209/1,207,138 = 1,207,138/x - Step 3: Cross multiply
844,209x = 1,207,138 × 1,207,138 - Step 4: Simplify right side
844,209x = 1,457,182,151,044 - Step 5: Solve for x
x = 1,457,182,151,044/844,209 - Step 6: Final answer
x = 1,726,091.70
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.