Finding the Fourth Proportional to 1,195,640.01, 1,649,923.57 and 679,325.70
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Solution
The fourth proportional to 1,195,640.01, 1,649,923.57 and 679,325.70 is: 937,435.58
Step by Step Solution
- Step 1: Write the proportion equation
1,195,640.01 : 1,649,923.57 = 679,325.70 : x - Step 2: Convert to fraction form
1,195,640.01/1,649,923.57 = 679,325.70/x - Step 3: Cross multiply
1,195,640.01x = 1,649,923.57 × 679,325.70 - Step 4: Simplify right side
1,195,640.01x = 1,120,835,475,887.13 - Step 5: Solve for x
x = 1,120,835,475,887.13/1,195,640.01 - Step 6: Final answer
x = 937,435.58
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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.