Finding the Fourth Proportional to 708,161.49, 1,062,556.25 and 371,122.02
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Solution
The fourth proportional to 708,161.49, 1,062,556.25 and 371,122.02 is: 556,847.59
Step by Step Solution
- Step 1: Write the proportion equation
708,161.49 : 1,062,556.25 = 371,122.02 : x - Step 2: Convert to fraction form
708,161.49/1,062,556.25 = 371,122.02/x - Step 3: Cross multiply
708,161.49x = 1,062,556.25 × 371,122.02 - Step 4: Simplify right side
708,161.49x = 394,338,020,008.02 - Step 5: Solve for x
x = 394,338,020,008.02/708,161.49 - Step 6: Final answer
x = 556,847.59
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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.