Finding the Fourth Proportional to 586,440.40, 879,660.60 and 532,202.80
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Solution
The fourth proportional to 586,440.40, 879,660.60 and 532,202.80 is: 798,304.20
Step by Step Solution
- Step 1: Write the proportion equation
586,440.40 : 879,660.60 = 532,202.80 : x - Step 2: Convert to fraction form
586,440.40/879,660.60 = 532,202.80/x - Step 3: Cross multiply
586,440.40x = 879,660.60 × 532,202.80 - Step 4: Simplify right side
586,440.40x = 468,157,834,369.68 - Step 5: Solve for x
x = 468,157,834,369.68/586,440.40 - Step 6: Final answer
x = 798,304.20
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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.