Finding the Fourth Proportional to 5,369,107.23, 7,409,369.16 and 2,954,659.23
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Solution
The fourth proportional to 5,369,107.23, 7,409,369.16 and 2,954,659.23 is: 4,077,430.39
Step by Step Solution
- Step 1: Write the proportion equation
5,369,107.23 : 7,409,369.16 = 2,954,659.23 : x - Step 2: Convert to fraction form
5,369,107.23/7,409,369.16 = 2,954,659.23/x - Step 3: Cross multiply
5,369,107.23x = 7,409,369.16 × 2,954,659.23 - Step 4: Simplify right side
5,369,107.23x = 21,892,160,977,071.35 - Step 5: Solve for x
x = 21,892,160,977,071.35/5,369,107.23 - Step 6: Final answer
x = 4,077,430.39
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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.