Finding the Fourth Proportional to 481,891.04, 722,848.18 and 162,047.08
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Solution
The fourth proportional to 481,891.04, 722,848.18 and 162,047.08 is: 243,074.53
Step by Step Solution
- Step 1: Write the proportion equation
481,891.04 : 722,848.18 = 162,047.08 : x - Step 2: Convert to fraction form
481,891.04/722,848.18 = 162,047.08/x - Step 3: Cross multiply
481,891.04x = 722,848.18 × 162,047.08 - Step 4: Simplify right side
481,891.04x = 117,135,436,852.31 - Step 5: Solve for x
x = 117,135,436,852.31/481,891.04 - Step 6: Final answer
x = 243,074.53
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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.