Finding the Fourth Proportional to 461,992.16, 637,542.46 and 258,045.98
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Solution
The fourth proportional to 461,992.16, 637,542.46 and 258,045.98 is: 356,099.70
Step by Step Solution
- Step 1: Write the proportion equation
461,992.16 : 637,542.46 = 258,045.98 : x - Step 2: Convert to fraction form
461,992.16/637,542.46 = 258,045.98/x - Step 3: Cross multiply
461,992.16x = 637,542.46 × 258,045.98 - Step 4: Simplify right side
461,992.16x = 164,515,268,882.31 - Step 5: Solve for x
x = 164,515,268,882.31/461,992.16 - Step 6: Final answer
x = 356,099.70
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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.