Finding the Fourth Proportional to 395,257.16, 592,902.14 and 114,774.41
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Solution
The fourth proportional to 395,257.16, 592,902.14 and 114,774.41 is: 172,166.38
Step by Step Solution
- Step 1: Write the proportion equation
395,257.16 : 592,902.14 = 114,774.41 : x - Step 2: Convert to fraction form
395,257.16/592,902.14 = 114,774.41/x - Step 3: Cross multiply
395,257.16x = 592,902.14 × 114,774.41 - Step 4: Simplify right side
395,257.16x = 68,049,993,306.24 - Step 5: Solve for x
x = 68,049,993,306.24/395,257.16 - Step 6: Final answer
x = 172,166.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.