Finding the Fourth Proportional to 303,594.68, 418,984.62 and 176,310.20
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Solution
The fourth proportional to 303,594.68, 418,984.62 and 176,310.20 is: 243,321.99
Step by Step Solution
- Step 1: Write the proportion equation
303,594.68 : 418,984.62 = 176,310.20 : x - Step 2: Convert to fraction form
303,594.68/418,984.62 = 176,310.20/x - Step 3: Cross multiply
303,594.68x = 418,984.62 × 176,310.20 - Step 4: Simplify right side
303,594.68x = 73,871,262,149.12 - Step 5: Solve for x
x = 73,871,262,149.12/303,594.68 - Step 6: Final answer
x = 243,321.99
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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.