Finding the Fourth Proportional to 741,247.84, 1,022,894.58 and 401,708.80
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Solution
The fourth proportional to 741,247.84, 1,022,894.58 and 401,708.80 is: 554,343.27
Step by Step Solution
- Step 1: Write the proportion equation
741,247.84 : 1,022,894.58 = 401,708.80 : x - Step 2: Convert to fraction form
741,247.84/1,022,894.58 = 401,708.80/x - Step 3: Cross multiply
741,247.84x = 1,022,894.58 × 401,708.80 - Step 4: Simplify right side
741,247.84x = 410,905,754,258.30 - Step 5: Solve for x
x = 410,905,754,258.30/741,247.84 - Step 6: Final answer
x = 554,343.27
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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.