Finding the Fourth Proportional to 741,719.36, 1,112,210.91 and 236,214.42
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Solution
The fourth proportional to 741,719.36, 1,112,210.91 and 236,214.42 is: 354,204.39
Step by Step Solution
- Step 1: Write the proportion equation
741,719.36 : 1,112,210.91 = 236,214.42 : x - Step 2: Convert to fraction form
741,719.36/1,112,210.91 = 236,214.42/x - Step 3: Cross multiply
741,719.36x = 1,112,210.91 × 236,214.42 - Step 4: Simplify right side
741,719.36x = 262,720,255,023.32 - Step 5: Solve for x
x = 262,720,255,023.32/741,719.36 - Step 6: Final answer
x = 354,204.39
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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.