Finding the Fourth Proportional to 374,462.07, 561,576.47 and 125,085.75
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Solution
The fourth proportional to 374,462.07, 561,576.47 and 125,085.75 is: 187,589.66
Step by Step Solution
- Step 1: Write the proportion equation
374,462.07 : 561,576.47 = 125,085.75 : x - Step 2: Convert to fraction form
374,462.07/561,576.47 = 125,085.75/x - Step 3: Cross multiply
374,462.07x = 561,576.47 × 125,085.75 - Step 4: Simplify right side
374,462.07x = 70,245,213,306.87 - Step 5: Solve for x
x = 70,245,213,306.87/374,462.07 - Step 6: Final answer
x = 187,589.66
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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.