Finding the Fourth Proportional to 1,656,325.92, 2,285,716.02 and 931,176.84
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Solution
The fourth proportional to 1,656,325.92, 2,285,716.02 and 931,176.84 is: 1,285,016.31
Step by Step Solution
- Step 1: Write the proportion equation
1,656,325.92 : 2,285,716.02 = 931,176.84 : x - Step 2: Convert to fraction form
1,656,325.92/2,285,716.02 = 931,176.84/x - Step 3: Cross multiply
1,656,325.92x = 2,285,716.02 × 931,176.84 - Step 4: Simplify right side
1,656,325.92x = 2,128,405,820,640.98 - Step 5: Solve for x
x = 2,128,405,820,640.98/1,656,325.92 - Step 6: Final answer
x = 1,285,016.31
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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.