Finding the Fourth Proportional to 433,290.36, 649,952.82 and 133,744.44
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Solution
The fourth proportional to 433,290.36, 649,952.82 and 133,744.44 is: 200,621.99
Step by Step Solution
- Step 1: Write the proportion equation
433,290.36 : 649,952.82 = 133,744.44 : x - Step 2: Convert to fraction form
433,290.36/649,952.82 = 133,744.44/x - Step 3: Cross multiply
433,290.36x = 649,952.82 × 133,744.44 - Step 4: Simplify right side
433,290.36x = 86,927,575,937.32 - Step 5: Solve for x
x = 86,927,575,937.32/433,290.36 - Step 6: Final answer
x = 200,621.99
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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.