Finding the Fourth Proportional to 5,259,904.08, 7,258,596.64 and 2,936,832.40
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Solution
The fourth proportional to 5,259,904.08, 7,258,596.64 and 2,936,832.40 is: 4,052,789.07
Step by Step Solution
- Step 1: Write the proportion equation
5,259,904.08 : 7,258,596.64 = 2,936,832.40 : x - Step 2: Convert to fraction form
5,259,904.08/7,258,596.64 = 2,936,832.40/x - Step 3: Cross multiply
5,259,904.08x = 7,258,596.64 × 2,936,832.40 - Step 4: Simplify right side
5,259,904.08x = 21,317,281,790,883.13 - Step 5: Solve for x
x = 21,317,281,790,883.13/5,259,904.08 - Step 6: Final answer
x = 4,052,789.07
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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.