Finding the Fourth Proportional to 491,948.80, 738,052.80 and 176,372.80
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Solution
The fourth proportional to 491,948.80, 738,052.80 and 176,372.80 is: 264,605.66
Step by Step Solution
- Step 1: Write the proportion equation
491,948.80 : 738,052.80 = 176,372.80 : x - Step 2: Convert to fraction form
491,948.80/738,052.80 = 176,372.80/x - Step 3: Cross multiply
491,948.80x = 738,052.80 × 176,372.80 - Step 4: Simplify right side
491,948.80x = 130,172,438,883.84 - Step 5: Solve for x
x = 130,172,438,883.84/491,948.80 - Step 6: Final answer
x = 264,605.66
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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.