Finding the Fourth Proportional to 949,086.46, 1,309,739.41 and 519,366.62
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Solution
The fourth proportional to 949,086.46, 1,309,739.41 and 519,366.62 is: 716,725.99
Step by Step Solution
- Step 1: Write the proportion equation
949,086.46 : 1,309,739.41 = 519,366.62 : x - Step 2: Convert to fraction form
949,086.46/1,309,739.41 = 519,366.62/x - Step 3: Cross multiply
949,086.46x = 1,309,739.41 × 519,366.62 - Step 4: Simplify right side
949,086.46x = 680,234,930,452.49 - Step 5: Solve for x
x = 680,234,930,452.49/949,086.46 - Step 6: Final answer
x = 716,725.99
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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.