Finding the Fourth Proportional to 362,376.04, 499,998.42 and 219,133.08
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Solution
The fourth proportional to 362,376.04, 499,998.42 and 219,133.08 is: 302,354.96
Step by Step Solution
- Step 1: Write the proportion equation
362,376.04 : 499,998.42 = 219,133.08 : x - Step 2: Convert to fraction form
362,376.04/499,998.42 = 219,133.08/x - Step 3: Cross multiply
362,376.04x = 499,998.42 × 219,133.08 - Step 4: Simplify right side
362,376.04x = 109,566,193,769.73 - Step 5: Solve for x
x = 109,566,193,769.73/362,376.04 - Step 6: Final answer
x = 302,354.96
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1.5x scale
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.