Finding the Fourth Proportional to 1,293,091.43, 1,939,798.17 and 440,097.53
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Solution
The fourth proportional to 1,293,091.43, 1,939,798.17 and 440,097.53 is: 660,201.09
Step by Step Solution
- Step 1: Write the proportion equation
1,293,091.43 : 1,939,798.17 = 440,097.53 : x - Step 2: Convert to fraction form
1,293,091.43/1,939,798.17 = 440,097.53/x - Step 3: Cross multiply
1,293,091.43x = 1,939,798.17 × 440,097.53 - Step 4: Simplify right side
1,293,091.43x = 853,700,373,616.53 - Step 5: Solve for x
x = 853,700,373,616.53/1,293,091.43 - Step 6: Final answer
x = 660,201.09
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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.