Finding the Fourth Proportional to 244,942.35, 337,997.10 and 137,487.75
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Solution
The fourth proportional to 244,942.35, 337,997.10 and 137,487.75 is: 189,719.99
Step by Step Solution
- Step 1: Write the proportion equation
244,942.35 : 337,997.10 = 137,487.75 : x - Step 2: Convert to fraction form
244,942.35/337,997.10 = 137,487.75/x - Step 3: Cross multiply
244,942.35x = 337,997.10 × 137,487.75 - Step 4: Simplify right side
244,942.35x = 46,470,460,785.53 - Step 5: Solve for x
x = 46,470,460,785.53/244,942.35 - Step 6: Final answer
x = 189,719.99
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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.