Finding the Fourth Proportional to 481,852.08, 664,957.08 and 266,990.40
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Solution
The fourth proportional to 481,852.08, 664,957.08 and 266,990.40 is: 368,447.42
Step by Step Solution
- Step 1: Write the proportion equation
481,852.08 : 664,957.08 = 266,990.40 : x - Step 2: Convert to fraction form
481,852.08/664,957.08 = 266,990.40/x - Step 3: Cross multiply
481,852.08x = 664,957.08 × 266,990.40 - Step 4: Simplify right side
481,852.08x = 177,537,156,772.03 - Step 5: Solve for x
x = 177,537,156,772.03/481,852.08 - Step 6: Final answer
x = 368,447.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.