Finding the Fourth Proportional to 482,963.60, 724,704.60 and 202,509.20
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Solution
The fourth proportional to 482,963.60, 724,704.60 and 202,509.20 is: 303,872.48
Step by Step Solution
- Step 1: Write the proportion equation
482,963.60 : 724,704.60 = 202,509.20 : x - Step 2: Convert to fraction form
482,963.60/724,704.60 = 202,509.20/x - Step 3: Cross multiply
482,963.60x = 724,704.60 × 202,509.20 - Step 4: Simplify right side
482,963.60x = 146,759,348,782.32 - Step 5: Solve for x
x = 146,759,348,782.32/482,963.60 - Step 6: Final answer
x = 303,872.48
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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.