Finding the Fourth Proportional to 504,805.03, 696,644.08 and 275,366.18
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Solution
The fourth proportional to 504,805.03, 696,644.08 and 275,366.18 is: 380,012.50
Step by Step Solution
- Step 1: Write the proportion equation
504,805.03 : 696,644.08 = 275,366.18 : x - Step 2: Convert to fraction form
504,805.03/696,644.08 = 275,366.18/x - Step 3: Cross multiply
504,805.03x = 696,644.08 × 275,366.18 - Step 4: Simplify right side
504,805.03x = 191,832,220,182.41 - Step 5: Solve for x
x = 191,832,220,182.41/504,805.03 - Step 6: Final answer
x = 380,012.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.