Finding the Fourth Proportional to 437,627.63, 603,926.19 and 236,423.63
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Solution
The fourth proportional to 437,627.63, 603,926.19 and 236,423.63 is: 326,264.64
Step by Step Solution
- Step 1: Write the proportion equation
437,627.63 : 603,926.19 = 236,423.63 : x - Step 2: Convert to fraction form
437,627.63/603,926.19 = 236,423.63/x - Step 3: Cross multiply
437,627.63x = 603,926.19 × 236,423.63 - Step 4: Simplify right side
437,627.63x = 142,782,422,091.87 - Step 5: Solve for x
x = 142,782,422,091.87/437,627.63 - Step 6: Final answer
x = 326,264.64
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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.