Finding the Fourth Proportional to 358,537.20, 537,028.20 and 296,329.20
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Solution
The fourth proportional to 358,537.20, 537,028.20 and 296,329.20 is: 443,851.12
Step by Step Solution
- Step 1: Write the proportion equation
358,537.20 : 537,028.20 = 296,329.20 : x - Step 2: Convert to fraction form
358,537.20/537,028.20 = 296,329.20/x - Step 3: Cross multiply
358,537.20x = 537,028.20 × 296,329.20 - Step 4: Simplify right side
358,537.20x = 159,137,136,883.44 - Step 5: Solve for x
x = 159,137,136,883.44/358,537.20 - Step 6: Final answer
x = 443,851.12
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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.