Finding the Fourth Proportional to 216,704.79, 324,616.55 and 176,865.75
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Solution
The fourth proportional to 216,704.79, 324,616.55 and 176,865.75 is: 264,938.99
Step by Step Solution
- Step 1: Write the proportion equation
216,704.79 : 324,616.55 = 176,865.75 : x - Step 2: Convert to fraction form
216,704.79/324,616.55 = 176,865.75/x - Step 3: Cross multiply
216,704.79x = 324,616.55 × 176,865.75 - Step 4: Simplify right side
216,704.79x = 57,413,548,693.83 - Step 5: Solve for x
x = 57,413,548,693.83/216,704.79 - Step 6: Final answer
x = 264,938.99
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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.