Finding the Fourth Proportional to 363,033.74, 544,478.84 and 345,030.62
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Solution
The fourth proportional to 363,033.74, 544,478.84 and 345,030.62 is: 517,477.72
Step by Step Solution
- Step 1: Write the proportion equation
363,033.74 : 544,478.84 = 345,030.62 : x - Step 2: Convert to fraction form
363,033.74/544,478.84 = 345,030.62/x - Step 3: Cross multiply
363,033.74x = 544,478.84 × 345,030.62 - Step 4: Simplify right side
363,033.74x = 187,861,871,742.08 - Step 5: Solve for x
x = 187,861,871,742.08/363,033.74 - Step 6: Final answer
x = 517,477.72
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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.