Finding the Fourth Proportional to 7,568,235.20, 10,444,193.52 and 4,130,552
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Solution
The fourth proportional to 7,568,235.20, 10,444,193.52 and 4,130,552 is: 5,700,177.56
Step by Step Solution
- Step 1: Write the proportion equation
7,568,235.20 : 10,444,193.52 = 4,130,552 : x - Step 2: Convert to fraction form
7,568,235.20/10,444,193.52 = 4,130,552/x - Step 3: Cross multiply
7,568,235.20x = 10,444,193.52 × 4,130,552 - Step 4: Simplify right side
7,568,235.20x = 43,140,284,432,423.04 - Step 5: Solve for x
x = 43,140,284,432,423.04/7,568,235.20 - Step 6: Final answer
x = 5,700,177.56
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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.