Finding the Fourth Proportional to 1,160,583.81, 1,601,195.09 and 758,409.09
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Solution
The fourth proportional to 1,160,583.81, 1,601,195.09 and 758,409.09 is: 1,046,336.25
Step by Step Solution
- Step 1: Write the proportion equation
1,160,583.81 : 1,601,195.09 = 758,409.09 : x - Step 2: Convert to fraction form
1,160,583.81/1,601,195.09 = 758,409.09/x - Step 3: Cross multiply
1,160,583.81x = 1,601,195.09 × 758,409.09 - Step 4: Simplify right side
1,160,583.81x = 1,214,360,907,327.32 - Step 5: Solve for x
x = 1,214,360,907,327.32/1,160,583.81 - Step 6: Final answer
x = 1,046,336.25
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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.