Finding the Fourth Proportional to 448,069.96, 618,336.21 and 246,865.96
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Solution
The fourth proportional to 448,069.96, 618,336.21 and 246,865.96 is: 340,674.84
Step by Step Solution
- Step 1: Write the proportion equation
448,069.96 : 618,336.21 = 246,865.96 : x - Step 2: Convert to fraction form
448,069.96/618,336.21 = 246,865.96/x - Step 3: Cross multiply
448,069.96x = 618,336.21 × 246,865.96 - Step 4: Simplify right side
448,069.96x = 152,646,162,084.41 - Step 5: Solve for x
x = 152,646,162,084.41/448,069.96 - Step 6: Final answer
x = 340,674.84
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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.