Finding the Fourth Proportional to 1,631,696.67, 2,447,175.92 and 620,457.98
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Solution
The fourth proportional to 1,631,696.67, 2,447,175.92 and 620,457.98 is: 930,546.61
Step by Step Solution
- Step 1: Write the proportion equation
1,631,696.67 : 2,447,175.92 = 620,457.98 : x - Step 2: Convert to fraction form
1,631,696.67/2,447,175.92 = 620,457.98/x - Step 3: Cross multiply
1,631,696.67x = 2,447,175.92 × 620,457.98 - Step 4: Simplify right side
1,631,696.67x = 1,518,369,812,689.67 - Step 5: Solve for x
x = 1,518,369,812,689.67/1,631,696.67 - Step 6: Final answer
x = 930,546.61
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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.