Finding the Fourth Proportional to 848,159.36, 1,170,436.80 and 466,186.24
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Solution
The fourth proportional to 848,159.36, 1,170,436.80 and 466,186.24 is: 643,324.31
Step by Step Solution
- Step 1: Write the proportion equation
848,159.36 : 1,170,436.80 = 466,186.24 : x - Step 2: Convert to fraction form
848,159.36/1,170,436.80 = 466,186.24/x - Step 3: Cross multiply
848,159.36x = 1,170,436.80 × 466,186.24 - Step 4: Simplify right side
848,159.36x = 545,641,530,949.63 - Step 5: Solve for x
x = 545,641,530,949.63/848,159.36 - Step 6: Final answer
x = 643,324.31
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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.