Finding the Fourth Proportional to 284,356.24, 426,468.75 and 106,881.19
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Solution
The fourth proportional to 284,356.24, 426,468.75 and 106,881.19 is: 160,297.12
Step by Step Solution
- Step 1: Write the proportion equation
284,356.24 : 426,468.75 = 106,881.19 : x - Step 2: Convert to fraction form
284,356.24/426,468.75 = 106,881.19/x - Step 3: Cross multiply
284,356.24x = 426,468.75 × 106,881.19 - Step 4: Simplify right side
284,356.24x = 45,581,487,497.81 - Step 5: Solve for x
x = 45,581,487,497.81/284,356.24 - Step 6: Final answer
x = 160,297.12
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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.