Finding the Fourth Proportional to 2,935,542.40, 4,403,313.60 and 2,674,268.80
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Solution
The fourth proportional to 2,935,542.40, 4,403,313.60 and 2,674,268.80 is: 4,011,403.20
Step by Step Solution
- Step 1: Write the proportion equation
2,935,542.40 : 4,403,313.60 = 2,674,268.80 : x - Step 2: Convert to fraction form
2,935,542.40/4,403,313.60 = 2,674,268.80/x - Step 3: Cross multiply
2,935,542.40x = 4,403,313.60 × 2,674,268.80 - Step 4: Simplify right side
2,935,542.40x = 11,775,644,177,095.68 - Step 5: Solve for x
x = 11,775,644,177,095.68/2,935,542.40 - Step 6: Final answer
x = 4,011,403.20
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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.