Finding the Fourth Proportional to 1,136,533.04, 1,568,369.76 and 627,228.80
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Solution
The fourth proportional to 1,136,533.04, 1,568,369.76 and 627,228.80 is: 865,550.45
Step by Step Solution
- Step 1: Write the proportion equation
1,136,533.04 : 1,568,369.76 = 627,228.80 : x - Step 2: Convert to fraction form
1,136,533.04/1,568,369.76 = 627,228.80/x - Step 3: Cross multiply
1,136,533.04x = 1,568,369.76 × 627,228.80 - Step 4: Simplify right side
1,136,533.04x = 983,726,682,521.09 - Step 5: Solve for x
x = 983,726,682,521.09/1,136,533.04 - Step 6: Final answer
x = 865,550.45
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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.