Finding the Fourth Proportional to 461,617.04, 637,137.79 and 270,691.94
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Solution
The fourth proportional to 461,617.04, 637,137.79 and 270,691.94 is: 373,617.20
Step by Step Solution
- Step 1: Write the proportion equation
461,617.04 : 637,137.79 = 270,691.94 : x - Step 2: Convert to fraction form
461,617.04/637,137.79 = 270,691.94/x - Step 3: Cross multiply
461,617.04x = 637,137.79 × 270,691.94 - Step 4: Simplify right side
461,617.04x = 172,468,064,422.41 - Step 5: Solve for x
x = 172,468,064,422.41/461,617.04 - Step 6: Final answer
x = 373,617.20
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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.