Finding the Fourth Proportional to 1,683,745.84, 2,525,640.65 and 561,814.84
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Solution
The fourth proportional to 1,683,745.84, 2,525,640.65 and 561,814.84 is: 842,729.56
Step by Step Solution
- Step 1: Write the proportion equation
1,683,745.84 : 2,525,640.65 = 561,814.84 : x - Step 2: Convert to fraction form
1,683,745.84/2,525,640.65 = 561,814.84/x - Step 3: Cross multiply
1,683,745.84x = 2,525,640.65 × 561,814.84 - Step 4: Simplify right side
1,683,745.84x = 1,418,942,397,677.25 - Step 5: Solve for x
x = 1,418,942,397,677.25/1,683,745.84 - Step 6: Final answer
x = 842,729.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.