Finding the Fourth Proportional to 380,631.02, 525,033.23 and 244,841.99
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Solution
The fourth proportional to 380,631.02, 525,033.23 and 244,841.99 is: 337,729.12
Step by Step Solution
- Step 1: Write the proportion equation
380,631.02 : 525,033.23 = 244,841.99 : x - Step 2: Convert to fraction form
380,631.02/525,033.23 = 244,841.99/x - Step 3: Cross multiply
380,631.02x = 525,033.23 × 244,841.99 - Step 4: Simplify right side
380,631.02x = 128,550,176,999.95 - Step 5: Solve for x
x = 128,550,176,999.95/380,631.02 - Step 6: Final answer
x = 337,729.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.