Finding the Fourth Proportional to 5,594,700.30, 7,720,675.09 and 3,147,313.07
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Solution
The fourth proportional to 5,594,700.30, 7,720,675.09 and 3,147,313.07 is: 4,343,285.66
Step by Step Solution
- Step 1: Write the proportion equation
5,594,700.30 : 7,720,675.09 = 3,147,313.07 : x - Step 2: Convert to fraction form
5,594,700.30/7,720,675.09 = 3,147,313.07/x - Step 3: Cross multiply
5,594,700.30x = 7,720,675.09 × 3,147,313.07 - Step 4: Simplify right side
5,594,700.30x = 24,299,381,573,508.77 - Step 5: Solve for x
x = 24,299,381,573,508.77/5,594,700.30 - Step 6: Final answer
x = 4,343,285.66
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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.