Finding the Fourth Proportional to 710,198.68, 1,065,302.04 and 236,882.74
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Solution
The fourth proportional to 710,198.68, 1,065,302.04 and 236,882.74 is: 355,325.45
Step by Step Solution
- Step 1: Write the proportion equation
710,198.68 : 1,065,302.04 = 236,882.74 : x - Step 2: Convert to fraction form
710,198.68/1,065,302.04 = 236,882.74/x - Step 3: Cross multiply
710,198.68x = 1,065,302.04 × 236,882.74 - Step 4: Simplify right side
710,198.68x = 252,351,666,162.79 - Step 5: Solve for x
x = 252,351,666,162.79/710,198.68 - Step 6: Final answer
x = 355,325.45
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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.