Finding the Fourth Proportional to 224,683.05, 309,920.24 and 170,850.05
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Solution
The fourth proportional to 224,683.05, 309,920.24 and 170,850.05 is: 235,664.81
Step by Step Solution
- Step 1: Write the proportion equation
224,683.05 : 309,920.24 = 170,850.05 : x - Step 2: Convert to fraction form
224,683.05/309,920.24 = 170,850.05/x - Step 3: Cross multiply
224,683.05x = 309,920.24 × 170,850.05 - Step 4: Simplify right side
224,683.05x = 52,949,888,500.01 - Step 5: Solve for x
x = 52,949,888,500.01/224,683.05 - Step 6: Final answer
x = 235,664.81
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1.5x scale
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.