Finding the Fourth Proportional to 624,020.36, 936,170.87 and 197,581.68
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Solution
The fourth proportional to 624,020.36, 936,170.87 and 197,581.68 is: 296,416.95
Step by Step Solution
- Step 1: Write the proportion equation
624,020.36 : 936,170.87 = 197,581.68 : x - Step 2: Convert to fraction form
624,020.36/936,170.87 = 197,581.68/x - Step 3: Cross multiply
624,020.36x = 936,170.87 × 197,581.68 - Step 4: Simplify right side
624,020.36x = 184,970,212,273.75 - Step 5: Solve for x
x = 184,970,212,273.75/624,020.36 - Step 6: Final answer
x = 296,416.95
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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.