Finding the Fourth Proportional to 994,561.44, 1,372,659.39 and 586,762.98
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Solution
The fourth proportional to 994,561.44, 1,372,659.39 and 586,762.98 is: 809,830.02
Step by Step Solution
- Step 1: Write the proportion equation
994,561.44 : 1,372,659.39 = 586,762.98 : x - Step 2: Convert to fraction form
994,561.44/1,372,659.39 = 586,762.98/x - Step 3: Cross multiply
994,561.44x = 1,372,659.39 × 586,762.98 - Step 4: Simplify right side
994,561.44x = 805,425,714,201.38 - Step 5: Solve for x
x = 805,425,714,201.38/994,561.44 - Step 6: Final answer
x = 809,830.02
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1.5x scale
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.