Finding the Fourth Proportional to 617,232.87, 925,755.75 and 167,988.75
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Solution
The fourth proportional to 617,232.87, 925,755.75 and 167,988.75 is: 251,957.66
Step by Step Solution
- Step 1: Write the proportion equation
617,232.87 : 925,755.75 = 167,988.75 : x - Step 2: Convert to fraction form
617,232.87/925,755.75 = 167,988.75/x - Step 3: Cross multiply
617,232.87x = 925,755.75 × 167,988.75 - Step 4: Simplify right side
617,232.87x = 155,516,551,247.81 - Step 5: Solve for x
x = 155,516,551,247.81/617,232.87 - Step 6: Final answer
x = 251,957.66
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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.