Finding the Fourth Proportional to 683,850.74, 1,025,683.77 and 178,447.19
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Solution
The fourth proportional to 683,850.74, 1,025,683.77 and 178,447.19 is: 267,646.69
Step by Step Solution
- Step 1: Write the proportion equation
683,850.74 : 1,025,683.77 = 178,447.19 : x - Step 2: Convert to fraction form
683,850.74/1,025,683.77 = 178,447.19/x - Step 3: Cross multiply
683,850.74x = 1,025,683.77 × 178,447.19 - Step 4: Simplify right side
683,850.74x = 183,030,386,585.11 - Step 5: Solve for x
x = 183,030,386,585.11/683,850.74 - Step 6: Final answer
x = 267,646.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.