Finding the Fourth Proportional to 426,336.23, 588,344.10 and 235,349.75
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Solution
The fourth proportional to 426,336.23, 588,344.10 and 235,349.75 is: 324,782.71
Step by Step Solution
- Step 1: Write the proportion equation
426,336.23 : 588,344.10 = 235,349.75 : x - Step 2: Convert to fraction form
426,336.23/588,344.10 = 235,349.75/x - Step 3: Cross multiply
426,336.23x = 588,344.10 × 235,349.75 - Step 4: Simplify right side
426,336.23x = 138,466,636,848.98 - Step 5: Solve for x
x = 138,466,636,848.98/426,336.23 - Step 6: Final answer
x = 324,782.71
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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.