Finding the Fourth Proportional to 506,433.87, 698,972.24 and 325,372.14
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Solution
The fourth proportional to 506,433.87, 698,972.24 and 325,372.14 is: 449,073.62
Step by Step Solution
- Step 1: Write the proportion equation
506,433.87 : 698,972.24 = 325,372.14 : x - Step 2: Convert to fraction form
506,433.87/698,972.24 = 325,372.14/x - Step 3: Cross multiply
506,433.87x = 698,972.24 × 325,372.14 - Step 4: Simplify right side
506,433.87x = 227,426,091,902.53 - Step 5: Solve for x
x = 227,426,091,902.53/506,433.87 - Step 6: Final answer
x = 449,073.62
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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.