Finding the Fourth Proportional to 4,968,000.12, 7,452,000.24 and 1,602,207.12
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Solution
The fourth proportional to 4,968,000.12, 7,452,000.24 and 1,602,207.12 is: 2,403,310.70
Step by Step Solution
- Step 1: Write the proportion equation
4,968,000.12 : 7,452,000.24 = 1,602,207.12 : x - Step 2: Convert to fraction form
4,968,000.12/7,452,000.24 = 1,602,207.12/x - Step 3: Cross multiply
4,968,000.12x = 7,452,000.24 × 1,602,207.12 - Step 4: Simplify right side
4,968,000.12x = 11,939,647,842,769.71 - Step 5: Solve for x
x = 11,939,647,842,769.71/4,968,000.12 - Step 6: Final answer
x = 2,403,310.70
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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.