Finding the Fourth Proportional to 526,747.13, 790,237.94 and 206,929.97
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Solution
The fourth proportional to 526,747.13, 790,237.94 and 206,929.97 is: 310,441.01
Step by Step Solution
- Step 1: Write the proportion equation
526,747.13 : 790,237.94 = 206,929.97 : x - Step 2: Convert to fraction form
526,747.13/790,237.94 = 206,929.97/x - Step 3: Cross multiply
526,747.13x = 790,237.94 × 206,929.97 - Step 4: Simplify right side
526,747.13x = 163,523,908,231.22 - Step 5: Solve for x
x = 163,523,908,231.22/526,747.13 - Step 6: Final answer
x = 310,441.01
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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.