Finding the Fourth Proportional to 349,699.18, 482,585.61 and 206,468.44
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Solution
The fourth proportional to 349,699.18, 482,585.61 and 206,468.44 is: 284,926.89
Step by Step Solution
- Step 1: Write the proportion equation
349,699.18 : 482,585.61 = 206,468.44 : x - Step 2: Convert to fraction form
349,699.18/482,585.61 = 206,468.44/x - Step 3: Cross multiply
349,699.18x = 482,585.61 × 206,468.44 - Step 4: Simplify right side
349,699.18x = 99,638,698,063.15 - Step 5: Solve for x
x = 99,638,698,063.15/349,699.18 - Step 6: Final answer
x = 284,926.89
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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.