Finding the Fourth Proportional to 999,283.35, 1,379,461.37 and 637,193.91
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Solution
The fourth proportional to 999,283.35, 1,379,461.37 and 637,193.91 is: 879,614.76
Step by Step Solution
- Step 1: Write the proportion equation
999,283.35 : 1,379,461.37 = 637,193.91 : x - Step 2: Convert to fraction form
999,283.35/1,379,461.37 = 637,193.91/x - Step 3: Cross multiply
999,283.35x = 1,379,461.37 × 637,193.91 - Step 4: Simplify right side
999,283.35x = 878,984,380,858.29 - Step 5: Solve for x
x = 878,984,380,858.29/999,283.35 - Step 6: Final answer
x = 879,614.76
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.