Finding the Fourth Proportional to 873,589.92, 1,310,392.24 and 242,552.96
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Solution
The fourth proportional to 873,589.92, 1,310,392.24 and 242,552.96 is: 363,831.48
Step by Step Solution
- Step 1: Write the proportion equation
873,589.92 : 1,310,392.24 = 242,552.96 : x - Step 2: Convert to fraction form
873,589.92/1,310,392.24 = 242,552.96/x - Step 3: Cross multiply
873,589.92x = 1,310,392.24 × 242,552.96 - Step 4: Simplify right side
873,589.92x = 317,839,516,573.03 - Step 5: Solve for x
x = 317,839,516,573.03/873,589.92 - Step 6: Final answer
x = 363,831.48
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1.5x scale
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.