Finding the Fourth Proportional to 492,905.62, 738,908.88 and 177,290.02
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Solution
The fourth proportional to 492,905.62, 738,908.88 and 177,290.02 is: 265,773.33
Step by Step Solution
- Step 1: Write the proportion equation
492,905.62 : 738,908.88 = 177,290.02 : x - Step 2: Convert to fraction form
492,905.62/738,908.88 = 177,290.02/x - Step 3: Cross multiply
492,905.62x = 738,908.88 × 177,290.02 - Step 4: Simplify right side
492,905.62x = 131,001,170,113.38 - Step 5: Solve for x
x = 131,001,170,113.38/492,905.62 - Step 6: Final answer
x = 265,773.33
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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.