Finding the Fourth Proportional to 481,523.49, 722,283.48 and 144,562.68
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Solution
The fourth proportional to 481,523.49, 722,283.48 and 144,562.68 is: 216,843.49
Step by Step Solution
- Step 1: Write the proportion equation
481,523.49 : 722,283.48 = 144,562.68 : x - Step 2: Convert to fraction form
481,523.49/722,283.48 = 144,562.68/x - Step 3: Cross multiply
481,523.49x = 722,283.48 × 144,562.68 - Step 4: Simplify right side
481,523.49x = 104,415,235,588.53 - Step 5: Solve for x
x = 104,415,235,588.53/481,523.49 - Step 6: Final answer
x = 216,843.49
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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.