Finding the Fourth Proportional to 741,804.78, 1,110,976.68 and 541,628.68
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Solution
The fourth proportional to 741,804.78, 1,110,976.68 and 541,628.68 is: 811,179.50
Step by Step Solution
- Step 1: Write the proportion equation
741,804.78 : 1,110,976.68 = 541,628.68 : x - Step 2: Convert to fraction form
741,804.78/1,110,976.68 = 541,628.68/x - Step 3: Cross multiply
741,804.78x = 1,110,976.68 × 541,628.68 - Step 4: Simplify right side
741,804.78x = 601,736,832,699.18 - Step 5: Solve for x
x = 601,736,832,699.18/741,804.78 - Step 6: Final answer
x = 811,179.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.