Finding the Fourth Proportional to 358,312.11, 537,486.99 and 92,074.42
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Solution
The fourth proportional to 358,312.11, 537,486.99 and 92,074.42 is: 138,116.47
Step by Step Solution
- Step 1: Write the proportion equation
358,312.11 : 537,486.99 = 92,074.42 : x - Step 2: Convert to fraction form
358,312.11/537,486.99 = 92,074.42/x - Step 3: Cross multiply
358,312.11x = 537,486.99 × 92,074.42 - Step 4: Simplify right side
358,312.11x = 49,488,802,861.80 - Step 5: Solve for x
x = 49,488,802,861.80/358,312.11 - Step 6: Final answer
x = 138,116.47
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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.