Finding the Fourth Proportional to 922,748.44, 1,273,393.02 and 520,340.44
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Solution
The fourth proportional to 922,748.44, 1,273,393.02 and 520,340.44 is: 718,069.90
Step by Step Solution
- Step 1: Write the proportion equation
922,748.44 : 1,273,393.02 = 520,340.44 : x - Step 2: Convert to fraction form
922,748.44/1,273,393.02 = 520,340.44/x - Step 3: Cross multiply
922,748.44x = 1,273,393.02 × 520,340.44 - Step 4: Simplify right side
922,748.44x = 662,597,884,319.73 - Step 5: Solve for x
x = 662,597,884,319.73/922,748.44 - Step 6: Final answer
x = 718,069.90
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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.