Finding the Fourth Proportional to 1,136,469.08, 1,568,324.13 and 627,167.81
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Solution
The fourth proportional to 1,136,469.08, 1,568,324.13 and 627,167.81 is: 865,489.81
Step by Step Solution
- Step 1: Write the proportion equation
1,136,469.08 : 1,568,324.13 = 627,167.81 : x - Step 2: Convert to fraction form
1,136,469.08/1,568,324.13 = 627,167.81/x - Step 3: Cross multiply
1,136,469.08x = 1,568,324.13 × 627,167.81 - Step 4: Simplify right side
1,136,469.08x = 983,602,411,551.19 - Step 5: Solve for x
x = 983,602,411,551.19/1,136,469.08 - Step 6: Final answer
x = 865,489.81
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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.