Finding the Fourth Proportional to 797,579.12, 1,196,594.64 and 324,603.92
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Solution
The fourth proportional to 797,579.12, 1,196,594.64 and 324,603.92 is: 486,997.84
Step by Step Solution
- Step 1: Write the proportion equation
797,579.12 : 1,196,594.64 = 324,603.92 : x - Step 2: Convert to fraction form
797,579.12/1,196,594.64 = 324,603.92/x - Step 3: Cross multiply
797,579.12x = 1,196,594.64 × 324,603.92 - Step 4: Simplify right side
797,579.12x = 388,419,310,794.99 - Step 5: Solve for x
x = 388,419,310,794.99/797,579.12 - Step 6: Final answer
x = 486,997.84
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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.