Finding the Fourth Proportional to 224,328.23, 336,379.90 and 74,515.99
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Solution
The fourth proportional to 224,328.23, 336,379.90 and 74,515.99 is: 111,736.63
Step by Step Solution
- Step 1: Write the proportion equation
224,328.23 : 336,379.90 = 74,515.99 : x - Step 2: Convert to fraction form
224,328.23/336,379.90 = 74,515.99/x - Step 3: Cross multiply
224,328.23x = 336,379.90 × 74,515.99 - Step 4: Simplify right side
224,328.23x = 25,065,681,264.60 - Step 5: Solve for x
x = 25,065,681,264.60/224,328.23 - Step 6: Final answer
x = 111,736.63
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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.