Finding the Fourth Proportional to 336,327.12, 464,074.35 and 193,084.09
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Solution
The fourth proportional to 336,327.12, 464,074.35 and 193,084.09 is: 266,423.28
Step by Step Solution
- Step 1: Write the proportion equation
336,327.12 : 464,074.35 = 193,084.09 : x - Step 2: Convert to fraction form
336,327.12/464,074.35 = 193,084.09/x - Step 3: Cross multiply
336,327.12x = 464,074.35 × 193,084.09 - Step 4: Simplify right side
336,327.12x = 89,605,373,562.09 - Step 5: Solve for x
x = 89,605,373,562.09/336,327.12 - Step 6: Final answer
x = 266,423.28
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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.