Finding the Fourth Proportional to 1,717,900.41, 2,576,847.80 and 438,507.69
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Solution
The fourth proportional to 1,717,900.41, 2,576,847.80 and 438,507.69 is: 657,760.82
Step by Step Solution
- Step 1: Write the proportion equation
1,717,900.41 : 2,576,847.80 = 438,507.69 : x - Step 2: Convert to fraction form
1,717,900.41/2,576,847.80 = 438,507.69/x - Step 3: Cross multiply
1,717,900.41x = 2,576,847.80 × 438,507.69 - Step 4: Simplify right side
1,717,900.41x = 1,129,967,574,067.04 - Step 5: Solve for x
x = 1,129,967,574,067.04/1,717,900.41 - Step 6: Final answer
x = 657,760.82
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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.