Finding the Fourth Proportional to 1,233,578.68, 1,701,822.90 and 961,173.66
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Solution
The fourth proportional to 1,233,578.68, 1,701,822.90 and 961,173.66 is: 1,326,017.85
Step by Step Solution
- Step 1: Write the proportion equation
1,233,578.68 : 1,701,822.90 = 961,173.66 : x - Step 2: Convert to fraction form
1,233,578.68/1,701,822.90 = 961,173.66/x - Step 3: Cross multiply
1,233,578.68x = 1,701,822.90 × 961,173.66 - Step 4: Simplify right side
1,233,578.68x = 1,635,747,345,464.81 - Step 5: Solve for x
x = 1,635,747,345,464.81/1,233,578.68 - Step 6: Final answer
x = 1,326,017.85
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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.