Finding the Fourth Proportional to 906,161.09, 1,250,191.14 and 561,873.12
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Solution
The fourth proportional to 906,161.09, 1,250,191.14 and 561,873.12 is: 775,191.96
Step by Step Solution
- Step 1: Write the proportion equation
906,161.09 : 1,250,191.14 = 561,873.12 : x - Step 2: Convert to fraction form
906,161.09/1,250,191.14 = 561,873.12/x - Step 3: Cross multiply
906,161.09x = 1,250,191.14 × 561,873.12 - Step 4: Simplify right side
906,161.09x = 702,448,789,632.92 - Step 5: Solve for x
x = 702,448,789,632.92/906,161.09 - Step 6: Final answer
x = 775,191.96
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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.