Finding the Fourth Proportional to 588,119.26, 811,479.18 and 346,313.56
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Solution
The fourth proportional to 588,119.26, 811,479.18 and 346,313.56 is: 477,838.87
Step by Step Solution
- Step 1: Write the proportion equation
588,119.26 : 811,479.18 = 346,313.56 : x - Step 2: Convert to fraction form
588,119.26/811,479.18 = 346,313.56/x - Step 3: Cross multiply
588,119.26x = 811,479.18 × 346,313.56 - Step 4: Simplify right side
588,119.26x = 281,026,243,691.68 - Step 5: Solve for x
x = 281,026,243,691.68/588,119.26 - Step 6: Final answer
x = 477,838.87
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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.