Finding the Fourth Proportional to 1,679,224.41, 2,519,086.92 and 541,612.62
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Solution
The fourth proportional to 1,679,224.41, 2,519,086.92 and 541,612.62 is: 812,499.66
Step by Step Solution
- Step 1: Write the proportion equation
1,679,224.41 : 2,519,086.92 = 541,612.62 : x - Step 2: Convert to fraction form
1,679,224.41/2,519,086.92 = 541,612.62/x - Step 3: Cross multiply
1,679,224.41x = 2,519,086.92 × 541,612.62 - Step 4: Simplify right side
1,679,224.41x = 1,364,369,266,748.93 - Step 5: Solve for x
x = 1,364,369,266,748.93/1,679,224.41 - Step 6: Final answer
x = 812,499.66
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1.5x scale
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.