Finding the Fourth Proportional to 682,722.07, 1,024,249.44 and 227,312.47
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Solution
The fourth proportional to 682,722.07, 1,024,249.44 and 227,312.47 is: 341,024.09
Step by Step Solution
- Step 1: Write the proportion equation
682,722.07 : 1,024,249.44 = 227,312.47 : x - Step 2: Convert to fraction form
682,722.07/1,024,249.44 = 227,312.47/x - Step 3: Cross multiply
682,722.07x = 1,024,249.44 × 227,312.47 - Step 4: Simplify right side
682,722.07x = 232,824,671,382.83 - Step 5: Solve for x
x = 232,824,671,382.83/682,722.07 - Step 6: Final answer
x = 341,024.09
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1.5x scale
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.