Finding the Fourth Proportional to 366,907.24, 550,415.52 and 130,230.10
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Solution
The fourth proportional to 366,907.24, 550,415.52 and 130,230.10 is: 195,364.55
Step by Step Solution
- Step 1: Write the proportion equation
366,907.24 : 550,415.52 = 130,230.10 : x - Step 2: Convert to fraction form
366,907.24/550,415.52 = 130,230.10/x - Step 3: Cross multiply
366,907.24x = 550,415.52 × 130,230.10 - Step 4: Simplify right side
366,907.24x = 71,680,668,211.15 - Step 5: Solve for x
x = 71,680,668,211.15/366,907.24 - Step 6: Final answer
x = 195,364.55
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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.