Finding the Fourth Proportional to 464,979.60, 697,296.60 and 184,438.80
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Solution
The fourth proportional to 464,979.60, 697,296.60 and 184,438.80 is: 276,589.66
Step by Step Solution
- Step 1: Write the proportion equation
464,979.60 : 697,296.60 = 184,438.80 : x - Step 2: Convert to fraction form
464,979.60/697,296.60 = 184,438.80/x - Step 3: Cross multiply
464,979.60x = 697,296.60 × 184,438.80 - Step 4: Simplify right side
464,979.60x = 128,608,548,148.08 - Step 5: Solve for x
x = 128,608,548,148.08/464,979.60 - Step 6: Final answer
x = 276,589.66
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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.