Finding the Fourth Proportional to 588,253.92, 811,850.40 and 346,611.84
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Solution
The fourth proportional to 588,253.92, 811,850.40 and 346,611.84 is: 478,359.69
Step by Step Solution
- Step 1: Write the proportion equation
588,253.92 : 811,850.40 = 346,611.84 : x - Step 2: Convert to fraction form
588,253.92/811,850.40 = 346,611.84/x - Step 3: Cross multiply
588,253.92x = 811,850.40 × 346,611.84 - Step 4: Simplify right side
588,253.92x = 281,396,960,948.74 - Step 5: Solve for x
x = 281,396,960,948.74/588,253.92 - Step 6: Final answer
x = 478,359.69
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1.5x scale
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.