Finding the Fourth Proportional to 1,343,676.65, 2,015,502.42 and 544,768.28
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Solution
The fourth proportional to 1,343,676.65, 2,015,502.42 and 544,768.28 is: 817,147.33
Step by Step Solution
- Step 1: Write the proportion equation
1,343,676.65 : 2,015,502.42 = 544,768.28 : x - Step 2: Convert to fraction form
1,343,676.65/2,015,502.42 = 544,768.28/x - Step 3: Cross multiply
1,343,676.65x = 2,015,502.42 × 544,768.28 - Step 4: Simplify right side
1,343,676.65x = 1,097,981,786,679.24 - Step 5: Solve for x
x = 1,097,981,786,679.24/1,343,676.65 - Step 6: Final answer
x = 817,147.33
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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.