Finding the Fourth Proportional to 1,032,270, 1,424,532.60 and 579,561
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Solution
The fourth proportional to 1,032,270, 1,424,532.60 and 579,561 is: 799,794.18
Step by Step Solution
- Step 1: Write the proportion equation
1,032,270 : 1,424,532.60 = 579,561 : x - Step 2: Convert to fraction form
1,032,270/1,424,532.60 = 579,561/x - Step 3: Cross multiply
1,032,270x = 1,424,532.60 × 579,561 - Step 4: Simplify right side
1,032,270x = 825,603,538,188.60 - Step 5: Solve for x
x = 825,603,538,188.60/1,032,270 - Step 6: Final answer
x = 799,794.18
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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.