Finding the Fourth Proportional to 957,282,543.72, 1,436,072,280 and 404,587,299
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Solution
The fourth proportional to 957,282,543.72, 1,436,072,280 and 404,587,299 is: 606,943,695.72
Step by Step Solution
- Step 1: Write the proportion equation
957,282,543.72 : 1,436,072,280 = 404,587,299 : x - Step 2: Convert to fraction form
957,282,543.72/1,436,072,280 = 404,587,299/x - Step 3: Cross multiply
957,282,543.72x = 1,436,072,280 × 404,587,299 - Step 4: Simplify right side
957,282,543.72x = 581,016,604,933,971,712 - Step 5: Solve for x
x = 581,016,604,933,971,712/957,282,543.72 - Step 6: Final answer
x = 606,943,695.72
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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.