Finding the Fourth Proportional to 713,458.36, 984,612.76 and 423,241.75
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Solution
The fourth proportional to 713,458.36, 984,612.76 and 423,241.75 is: 584,097.48
Step by Step Solution
- Step 1: Write the proportion equation
713,458.36 : 984,612.76 = 423,241.75 : x - Step 2: Convert to fraction form
713,458.36/984,612.76 = 423,241.75/x - Step 3: Cross multiply
713,458.36x = 984,612.76 × 423,241.75 - Step 4: Simplify right side
713,458.36x = 416,729,227,614.73 - Step 5: Solve for x
x = 416,729,227,614.73/713,458.36 - Step 6: Final answer
x = 584,097.48
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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.