Finding the Fourth Proportional to 547,818.24, 821,727.37 and 148,458.99
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Solution
The fourth proportional to 547,818.24, 821,727.37 and 148,458.99 is: 222,688.49
Step by Step Solution
- Step 1: Write the proportion equation
547,818.24 : 821,727.37 = 148,458.99 : x - Step 2: Convert to fraction form
547,818.24/821,727.37 = 148,458.99/x - Step 3: Cross multiply
547,818.24x = 821,727.37 × 148,458.99 - Step 4: Simplify right side
547,818.24x = 121,992,815,405.56 - Step 5: Solve for x
x = 121,992,815,405.56/547,818.24 - Step 6: Final answer
x = 222,688.49
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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.