Finding the Fourth Proportional to 994,805.04, 1,491,038.64 and 461,202.96
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Solution
The fourth proportional to 994,805.04, 1,491,038.64 and 461,202.96 is: 691,262.52
Step by Step Solution
- Step 1: Write the proportion equation
994,805.04 : 1,491,038.64 = 461,202.96 : x - Step 2: Convert to fraction form
994,805.04/1,491,038.64 = 461,202.96/x - Step 3: Cross multiply
994,805.04x = 1,491,038.64 × 461,202.96 - Step 4: Simplify right side
994,805.04x = 687,671,434,242.37 - Step 5: Solve for x
x = 687,671,434,242.37/994,805.04 - Step 6: Final answer
x = 691,262.52
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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.