Finding the Fourth Proportional to 4,330,215.50, 5,977,191.06 and 2,495,404.97
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Solution
The fourth proportional to 4,330,215.50, 5,977,191.06 and 2,495,404.97 is: 3,444,519.62
Step by Step Solution
- Step 1: Write the proportion equation
4,330,215.50 : 5,977,191.06 = 2,495,404.97 : x - Step 2: Convert to fraction form
4,330,215.50/5,977,191.06 = 2,495,404.97/x - Step 3: Cross multiply
4,330,215.50x = 5,977,191.06 × 2,495,404.97 - Step 4: Simplify right side
4,330,215.50x = 14,915,512,263,273.50 - Step 5: Solve for x
x = 14,915,512,263,273.50/4,330,215.50 - Step 6: Final answer
x = 3,444,519.62
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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.