Finding the Fourth Proportional to 1,366,764.09, 1,885,972.67 and 754,880.49
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Solution
The fourth proportional to 1,366,764.09, 1,885,972.67 and 754,880.49 is: 1,041,645.72
Step by Step Solution
- Step 1: Write the proportion equation
1,366,764.09 : 1,885,972.67 = 754,880.49 : x - Step 2: Convert to fraction form
1,366,764.09/1,885,972.67 = 754,880.49/x - Step 3: Cross multiply
1,366,764.09x = 1,885,972.67 × 754,880.49 - Step 4: Simplify right side
1,366,764.09x = 1,423,683,969,481.81 - Step 5: Solve for x
x = 1,423,683,969,481.81/1,366,764.09 - Step 6: Final answer
x = 1,041,645.72
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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.