Finding the Fourth Proportional to 1,413,350.20, 2,119,315.74 and 654,538.96
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Solution
The fourth proportional to 1,413,350.20, 2,119,315.74 and 654,538.96 is: 981,479.83
Step by Step Solution
- Step 1: Write the proportion equation
1,413,350.20 : 2,119,315.74 = 654,538.96 : x - Step 2: Convert to fraction form
1,413,350.20/2,119,315.74 = 654,538.96/x - Step 3: Cross multiply
1,413,350.20x = 2,119,315.74 × 654,538.96 - Step 4: Simplify right side
1,413,350.20x = 1,387,174,720,371.23 - Step 5: Solve for x
x = 1,387,174,720,371.23/1,413,350.20 - Step 6: Final answer
x = 981,479.83
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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.