Finding the Fourth Proportional to 460,059.40, 690,151.98 and 160,495.08
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Solution
The fourth proportional to 460,059.40, 690,151.98 and 160,495.08 is: 240,764.55
Step by Step Solution
- Step 1: Write the proportion equation
460,059.40 : 690,151.98 = 160,495.08 : x - Step 2: Convert to fraction form
460,059.40/690,151.98 = 160,495.08/x - Step 3: Cross multiply
460,059.40x = 690,151.98 × 160,495.08 - Step 4: Simplify right side
460,059.40x = 110,765,995,256.05 - Step 5: Solve for x
x = 110,765,995,256.05/460,059.40 - Step 6: Final answer
x = 240,764.55
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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.