Finding the Fourth Proportional to 993,349.25, 1,490,245.99 and 362,263.06
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Solution
The fourth proportional to 993,349.25, 1,490,245.99 and 362,263.06 is: 543,475.59
Step by Step Solution
- Step 1: Write the proportion equation
993,349.25 : 1,490,245.99 = 362,263.06 : x - Step 2: Convert to fraction form
993,349.25/1,490,245.99 = 362,263.06/x - Step 3: Cross multiply
993,349.25x = 1,490,245.99 × 362,263.06 - Step 4: Simplify right side
993,349.25x = 539,861,072,490.13 - Step 5: Solve for x
x = 539,861,072,490.13/993,349.25 - Step 6: Final answer
x = 543,475.59
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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.