Finding the Fourth Proportional to 637,304.74, 955,957.14 and 237,976.70
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Solution
The fourth proportional to 637,304.74, 955,957.14 and 237,976.70 is: 356,965.06
Step by Step Solution
- Step 1: Write the proportion equation
637,304.74 : 955,957.14 = 237,976.70 : x - Step 2: Convert to fraction form
637,304.74/955,957.14 = 237,976.70/x - Step 3: Cross multiply
637,304.74x = 955,957.14 × 237,976.70 - Step 4: Simplify right side
637,304.74x = 227,495,520,738.85 - Step 5: Solve for x
x = 227,495,520,738.85/637,304.74 - Step 6: Final answer
x = 356,965.06
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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.