Finding the Fourth Proportional to 529,573.40, 794,353.19 and 130,217.63
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Solution
The fourth proportional to 529,573.40, 794,353.19 and 130,217.63 is: 195,324.75
Step by Step Solution
- Step 1: Write the proportion equation
529,573.40 : 794,353.19 = 130,217.63 : x - Step 2: Convert to fraction form
529,573.40/794,353.19 = 130,217.63/x - Step 3: Cross multiply
529,573.40x = 794,353.19 × 130,217.63 - Step 4: Simplify right side
529,573.40x = 103,438,792,096.17 - Step 5: Solve for x
x = 103,438,792,096.17/529,573.40 - Step 6: Final answer
x = 195,324.75
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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.