Finding the Fourth Proportional to 317,092.84, 437,246.26 and 240,751.96
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Solution
The fourth proportional to 317,092.84, 437,246.26 and 240,751.96 is: 331,978.15
Step by Step Solution
- Step 1: Write the proportion equation
317,092.84 : 437,246.26 = 240,751.96 : x - Step 2: Convert to fraction form
317,092.84/437,246.26 = 240,751.96/x - Step 3: Cross multiply
317,092.84x = 437,246.26 × 240,751.96 - Step 4: Simplify right side
317,092.84x = 105,267,894,097.67 - Step 5: Solve for x
x = 105,267,894,097.67/317,092.84 - Step 6: Final answer
x = 331,978.15
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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.