Finding the Fourth Proportional to 299,266.08, 412,984.80 and 163,296.96
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Solution
The fourth proportional to 299,266.08, 412,984.80 and 163,296.96 is: 225,348.50
Step by Step Solution
- Step 1: Write the proportion equation
299,266.08 : 412,984.80 = 163,296.96 : x - Step 2: Convert to fraction form
299,266.08/412,984.80 = 163,296.96/x - Step 3: Cross multiply
299,266.08x = 412,984.80 × 163,296.96 - Step 4: Simplify right side
299,266.08x = 67,439,162,366.21 - Step 5: Solve for x
x = 67,439,162,366.21/299,266.08 - Step 6: Final answer
x = 225,348.50
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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.