Finding the Fourth Proportional to 491,797.11, 737,549.87 and 211,248.75
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Solution
The fourth proportional to 491,797.11, 737,549.87 and 211,248.75 is: 316,810.50
Step by Step Solution
- Step 1: Write the proportion equation
491,797.11 : 737,549.87 = 211,248.75 : x - Step 2: Convert to fraction form
491,797.11/737,549.87 = 211,248.75/x - Step 3: Cross multiply
491,797.11x = 737,549.87 × 211,248.75 - Step 4: Simplify right side
491,797.11x = 155,806,487,043.92 - Step 5: Solve for x
x = 155,806,487,043.92/491,797.11 - Step 6: Final answer
x = 316,810.50
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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.