Finding the Fourth Proportional to 481,386.24, 664,318.26 and 266,530.10
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Solution
The fourth proportional to 481,386.24, 664,318.26 and 266,530.10 is: 367,814.44
Step by Step Solution
- Step 1: Write the proportion equation
481,386.24 : 664,318.26 = 266,530.10 : x - Step 2: Convert to fraction form
481,386.24/664,318.26 = 266,530.10/x - Step 3: Cross multiply
481,386.24x = 664,318.26 × 266,530.10 - Step 4: Simplify right side
481,386.24x = 177,060,808,948.04 - Step 5: Solve for x
x = 177,060,808,948.04/481,386.24 - Step 6: Final answer
x = 367,814.44
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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.