Finding the Fourth Proportional to 5,981,009.40, 8,973,587.70 and 2,617,630.20
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Solution
The fourth proportional to 5,981,009.40, 8,973,587.70 and 2,617,630.20 is: 3,927,352.83
Step by Step Solution
- Step 1: Write the proportion equation
5,981,009.40 : 8,973,587.70 = 2,617,630.20 : x - Step 2: Convert to fraction form
5,981,009.40/8,973,587.70 = 2,617,630.20/x - Step 3: Cross multiply
5,981,009.40x = 8,973,587.70 × 2,617,630.20 - Step 4: Simplify right side
5,981,009.40x = 23,489,534,165,868.54 - Step 5: Solve for x
x = 23,489,534,165,868.54/5,981,009.40 - Step 6: Final answer
x = 3,927,352.83
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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.