Finding the Fourth Proportional to 741,254, 1,022,934.18 and 401,722.26
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Solution
The fourth proportional to 741,254, 1,022,934.18 and 401,722.26 is: 554,378.70
Step by Step Solution
- Step 1: Write the proportion equation
741,254 : 1,022,934.18 = 401,722.26 : x - Step 2: Convert to fraction form
741,254/1,022,934.18 = 401,722.26/x - Step 3: Cross multiply
741,254x = 1,022,934.18 × 401,722.26 - Step 4: Simplify right side
741,254x = 410,935,430,620.85 - Step 5: Solve for x
x = 410,935,430,620.85/741,254 - Step 6: Final answer
x = 554,378.70
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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.