Finding the Fourth Proportional to 722,201.34, 1,082,896.81 and 494,753.95
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Solution
The fourth proportional to 722,201.34, 1,082,896.81 and 494,753.95 is: 741,853.34
Step by Step Solution
- Step 1: Write the proportion equation
722,201.34 : 1,082,896.81 = 494,753.95 : x - Step 2: Convert to fraction form
722,201.34/1,082,896.81 = 494,753.95/x - Step 3: Cross multiply
722,201.34x = 1,082,896.81 × 494,753.95 - Step 4: Simplify right side
722,201.34x = 535,767,474,189.90 - Step 5: Solve for x
x = 535,767,474,189.90/722,201.34 - Step 6: Final answer
x = 741,853.34
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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.