Finding the Fourth Proportional to 619,232.79, 854,551.04 and 347,361.15
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Solution
The fourth proportional to 619,232.79, 854,551.04 and 347,361.15 is: 479,363.88
Step by Step Solution
- Step 1: Write the proportion equation
619,232.79 : 854,551.04 = 347,361.15 : x - Step 2: Convert to fraction form
619,232.79/854,551.04 = 347,361.15/x - Step 3: Cross multiply
619,232.79x = 854,551.04 × 347,361.15 - Step 4: Simplify right side
619,232.79x = 296,837,830,251.29 - Step 5: Solve for x
x = 296,837,830,251.29/619,232.79 - Step 6: Final answer
x = 479,363.88
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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.