Finding the Fourth Proportional to 683,159.03, 1,023,434.53 and 382,730.84
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Solution
The fourth proportional to 683,159.03, 1,023,434.53 and 382,730.84 is: 573,365.70
Step by Step Solution
- Step 1: Write the proportion equation
683,159.03 : 1,023,434.53 = 382,730.84 : x - Step 2: Convert to fraction form
683,159.03/1,023,434.53 = 382,730.84/x - Step 3: Cross multiply
683,159.03x = 1,023,434.53 × 382,730.84 - Step 4: Simplify right side
683,159.03x = 391,699,955,115.79 - Step 5: Solve for x
x = 391,699,955,115.79/683,159.03 - Step 6: Final answer
x = 573,365.70
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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.