Finding the Fourth Proportional to 591,756.24, 816,636.12 and 323,484.24
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Solution
The fourth proportional to 591,756.24, 816,636.12 and 323,484.24 is: 446,415.09
Step by Step Solution
- Step 1: Write the proportion equation
591,756.24 : 816,636.12 = 323,484.24 : x - Step 2: Convert to fraction form
591,756.24/816,636.12 = 323,484.24/x - Step 3: Cross multiply
591,756.24x = 816,636.12 × 323,484.24 - Step 4: Simplify right side
591,756.24x = 264,168,914,634.75 - Step 5: Solve for x
x = 264,168,914,634.75/591,756.24 - Step 6: Final answer
x = 446,415.09
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1.5x scale
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.