Finding the Fourth Proportional to 424,534.98, 585,711.09 and 263,332.02
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Solution
The fourth proportional to 424,534.98, 585,711.09 and 263,332.02 is: 363,306.89
Step by Step Solution
- Step 1: Write the proportion equation
424,534.98 : 585,711.09 = 263,332.02 : x - Step 2: Convert to fraction form
424,534.98/585,711.09 = 263,332.02/x - Step 3: Cross multiply
424,534.98x = 585,711.09 × 263,332.02 - Step 4: Simplify right side
424,534.98x = 154,236,484,466.10 - Step 5: Solve for x
x = 154,236,484,466.10/424,534.98 - Step 6: Final answer
x = 363,306.89
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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.