Finding the Fourth Proportional to 1,143,193.66, 1,715,454.79 and 512,107.47
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Solution
The fourth proportional to 1,143,193.66, 1,715,454.79 and 512,107.47 is: 768,458.79
Step by Step Solution
- Step 1: Write the proportion equation
1,143,193.66 : 1,715,454.79 = 512,107.47 : x - Step 2: Convert to fraction form
1,143,193.66/1,715,454.79 = 512,107.47/x - Step 3: Cross multiply
1,143,193.66x = 1,715,454.79 × 512,107.47 - Step 4: Simplify right side
1,143,193.66x = 878,497,214,492.66 - Step 5: Solve for x
x = 878,497,214,492.66/1,143,193.66 - Step 6: Final answer
x = 768,458.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.