Finding the Fourth Proportional to 532,569.05, 734,950.28 and 303,115.09
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Solution
The fourth proportional to 532,569.05, 734,950.28 and 303,115.09 is: 418,301.66
Step by Step Solution
- Step 1: Write the proportion equation
532,569.05 : 734,950.28 = 303,115.09 : x - Step 2: Convert to fraction form
532,569.05/734,950.28 = 303,115.09/x - Step 3: Cross multiply
532,569.05x = 734,950.28 × 303,115.09 - Step 4: Simplify right side
532,569.05x = 222,774,520,267.73 - Step 5: Solve for x
x = 222,774,520,267.73/532,569.05 - Step 6: Final answer
x = 418,301.66
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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.