Finding the Fourth Proportional to 216,943.10, 324,848.75 and 174,591.84
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Solution
The fourth proportional to 216,943.10, 324,848.75 and 174,591.84 is: 261,432.34
Step by Step Solution
- Step 1: Write the proportion equation
216,943.10 : 324,848.75 = 174,591.84 : x - Step 2: Convert to fraction form
216,943.10/324,848.75 = 174,591.84/x - Step 3: Cross multiply
216,943.10x = 324,848.75 × 174,591.84 - Step 4: Simplify right side
216,943.10x = 56,715,940,111.24 - Step 5: Solve for x
x = 56,715,940,111.24/216,943.10 - Step 6: Final answer
x = 261,432.34
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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.