Finding the Fourth Proportional to 1,227,366.09, 1,693,717.97 and 683,524.80
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Solution
The fourth proportional to 1,227,366.09, 1,693,717.97 and 683,524.80 is: 943,237.92
Step by Step Solution
- Step 1: Write the proportion equation
1,227,366.09 : 1,693,717.97 = 683,524.80 : x - Step 2: Convert to fraction form
1,227,366.09/1,693,717.97 = 683,524.80/x - Step 3: Cross multiply
1,227,366.09x = 1,693,717.97 × 683,524.80 - Step 4: Simplify right side
1,227,366.09x = 1,157,698,233,283.03 - Step 5: Solve for x
x = 1,157,698,233,283.03/1,227,366.09 - Step 6: Final answer
x = 943,237.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.