Finding the Fourth Proportional to 365,149.80, 547,724.70 and 168,541.80
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Solution
The fourth proportional to 365,149.80, 547,724.70 and 168,541.80 is: 252,812.70
Step by Step Solution
- Step 1: Write the proportion equation
365,149.80 : 547,724.70 = 168,541.80 : x - Step 2: Convert to fraction form
365,149.80/547,724.70 = 168,541.80/x - Step 3: Cross multiply
365,149.80x = 547,724.70 × 168,541.80 - Step 4: Simplify right side
365,149.80x = 92,314,506,842.46 - Step 5: Solve for x
x = 92,314,506,842.46/365,149.80 - Step 6: Final answer
x = 252,812.70
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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.