Finding the Fourth Proportional to 364,548.80, 546,823.20 and 252,355.70
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Solution
The fourth proportional to 364,548.80, 546,823.20 and 252,355.70 is: 378,533.55
Step by Step Solution
- Step 1: Write the proportion equation
364,548.80 : 546,823.20 = 252,355.70 : x - Step 2: Convert to fraction form
364,548.80/546,823.20 = 252,355.70/x - Step 3: Cross multiply
364,548.80x = 546,823.20 × 252,355.70 - Step 4: Simplify right side
364,548.80x = 137,993,951,412.24 - Step 5: Solve for x
x = 137,993,951,412.24/364,548.80 - Step 6: Final answer
x = 378,533.55
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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.