Finding the Fourth Proportional to 888,991.49, 1,226,808.18 and 481,093.33
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Solution
The fourth proportional to 888,991.49, 1,226,808.18 and 481,093.33 is: 663,908.75
Step by Step Solution
- Step 1: Write the proportion equation
888,991.49 : 1,226,808.18 = 481,093.33 : x - Step 2: Convert to fraction form
888,991.49/1,226,808.18 = 481,093.33/x - Step 3: Cross multiply
888,991.49x = 1,226,808.18 × 481,093.33 - Step 4: Simplify right side
888,991.49x = 590,209,229,520.42 - Step 5: Solve for x
x = 590,209,229,520.42/888,991.49 - Step 6: Final answer
x = 663,908.75
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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.