Finding the Fourth Proportional to 592,625.70, 888,938.55 and 435,161.70
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Solution
The fourth proportional to 592,625.70, 888,938.55 and 435,161.70 is: 652,742.55
Step by Step Solution
- Step 1: Write the proportion equation
592,625.70 : 888,938.55 = 435,161.70 : x - Step 2: Convert to fraction form
592,625.70/888,938.55 = 435,161.70/x - Step 3: Cross multiply
592,625.70x = 888,938.55 × 435,161.70 - Step 4: Simplify right side
592,625.70x = 386,832,010,613.54 - Step 5: Solve for x
x = 386,832,010,613.54/592,625.70 - Step 6: Final answer
x = 652,742.55
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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.