Finding the Fourth Proportional to 506,546.12, 759,820.59 and 207,026.75
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Solution
The fourth proportional to 506,546.12, 759,820.59 and 207,026.75 is: 310,540.70
Step by Step Solution
- Step 1: Write the proportion equation
506,546.12 : 759,820.59 = 207,026.75 : x - Step 2: Convert to fraction form
506,546.12/759,820.59 = 207,026.75/x - Step 3: Cross multiply
506,546.12x = 759,820.59 × 207,026.75 - Step 4: Simplify right side
506,546.12x = 157,303,183,531.68 - Step 5: Solve for x
x = 157,303,183,531.68/506,546.12 - Step 6: Final answer
x = 310,540.70
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1.5x scale
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.