Finding the Fourth Proportional to 656,895.58, 984,905.84 and 236,116.78
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Solution
The fourth proportional to 656,895.58, 984,905.84 and 236,116.78 is: 354,017.90
Step by Step Solution
- Step 1: Write the proportion equation
656,895.58 : 984,905.84 = 236,116.78 : x - Step 2: Convert to fraction form
656,895.58/984,905.84 = 236,116.78/x - Step 3: Cross multiply
656,895.58x = 984,905.84 × 236,116.78 - Step 4: Simplify right side
656,895.58x = 232,552,794,363.41 - Step 5: Solve for x
x = 232,552,794,363.41/656,895.58 - Step 6: Final answer
x = 354,017.90
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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.