Finding the Fourth Proportional to 481,278.24, 722,627.10 and 268,461.99
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Solution
The fourth proportional to 481,278.24, 722,627.10 and 268,461.99 is: 403,088.89
Step by Step Solution
- Step 1: Write the proportion equation
481,278.24 : 722,627.10 = 268,461.99 : x - Step 2: Convert to fraction form
481,278.24/722,627.10 = 268,461.99/x - Step 3: Cross multiply
481,278.24x = 722,627.10 × 268,461.99 - Step 4: Simplify right side
481,278.24x = 193,997,909,293.93 - Step 5: Solve for x
x = 193,997,909,293.93/481,278.24 - Step 6: Final answer
x = 403,088.89
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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.