Finding the Fourth Proportional to 606,950.20, 909,404.70 and 480,104.20
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Solution
The fourth proportional to 606,950.20, 909,404.70 and 480,104.20 is: 719,348.99
Step by Step Solution
- Step 1: Write the proportion equation
606,950.20 : 909,404.70 = 480,104.20 : x - Step 2: Convert to fraction form
606,950.20/909,404.70 = 480,104.20/x - Step 3: Cross multiply
606,950.20x = 909,404.70 × 480,104.20 - Step 4: Simplify right side
606,950.20x = 436,609,015,969.74 - Step 5: Solve for x
x = 436,609,015,969.74/606,950.20 - Step 6: Final answer
x = 719,348.99
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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.