Finding the Fourth Proportional to 366,702.99, 550,132.44 and 113,977.41
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Solution
The fourth proportional to 366,702.99, 550,132.44 and 113,977.41 is: 170,990.34
Step by Step Solution
- Step 1: Write the proportion equation
366,702.99 : 550,132.44 = 113,977.41 : x - Step 2: Convert to fraction form
366,702.99/550,132.44 = 113,977.41/x - Step 3: Cross multiply
366,702.99x = 550,132.44 × 113,977.41 - Step 4: Simplify right side
366,702.99x = 62,702,670,668.18 - Step 5: Solve for x
x = 62,702,670,668.18/366,702.99 - Step 6: Final answer
x = 170,990.34
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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.