Finding the Fourth Proportional to 1,135,354.14, 1,566,755.19 and 626,056.38
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Solution
The fourth proportional to 1,135,354.14, 1,566,755.19 and 626,056.38 is: 863,939.32
Step by Step Solution
- Step 1: Write the proportion equation
1,135,354.14 : 1,566,755.19 = 626,056.38 : x - Step 2: Convert to fraction form
1,135,354.14/1,566,755.19 = 626,056.38/x - Step 3: Cross multiply
1,135,354.14x = 1,566,755.19 × 626,056.38 - Step 4: Simplify right side
1,135,354.14x = 980,877,082,597.61 - Step 5: Solve for x
x = 980,877,082,597.61/1,135,354.14 - Step 6: Final answer
x = 863,939.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.