Finding the Fourth Proportional to 845,331.76, 1,164,597.24 and 590,278.96
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Solution
The fourth proportional to 845,331.76, 1,164,597.24 and 590,278.96 is: 813,215.92
Step by Step Solution
- Step 1: Write the proportion equation
845,331.76 : 1,164,597.24 = 590,278.96 : x - Step 2: Convert to fraction form
845,331.76/1,164,597.24 = 590,278.96/x - Step 3: Cross multiply
845,331.76x = 1,164,597.24 × 590,278.96 - Step 4: Simplify right side
845,331.76x = 687,437,247,646.07 - Step 5: Solve for x
x = 687,437,247,646.07/845,331.76 - Step 6: Final answer
x = 813,215.92
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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.