Finding the Fourth Proportional to 592,964.12, 818,284.52 and 321,024.80
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Solution
The fourth proportional to 592,964.12, 818,284.52 and 321,024.80 is: 443,010.99
Step by Step Solution
- Step 1: Write the proportion equation
592,964.12 : 818,284.52 = 321,024.80 : x - Step 2: Convert to fraction form
592,964.12/818,284.52 = 321,024.80/x - Step 3: Cross multiply
592,964.12x = 818,284.52 × 321,024.80 - Step 4: Simplify right side
592,964.12x = 262,689,624,376.10 - Step 5: Solve for x
x = 262,689,624,376.10/592,964.12 - Step 6: Final answer
x = 443,010.99
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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.