Finding the Fourth Proportional to 481,230.06, 664,089.12 and 266,365.44
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Solution
The fourth proportional to 481,230.06, 664,089.12 and 266,365.44 is: 367,579.68
Step by Step Solution
- Step 1: Write the proportion equation
481,230.06 : 664,089.12 = 266,365.44 : x - Step 2: Convert to fraction form
481,230.06/664,089.12 = 266,365.44/x - Step 3: Cross multiply
481,230.06x = 664,089.12 × 266,365.44 - Step 4: Simplify right side
481,230.06x = 176,890,390,648.01 - Step 5: Solve for x
x = 176,890,390,648.01/481,230.06 - Step 6: Final answer
x = 367,579.68
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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.