Finding the Fourth Proportional to 716,201.13, 1,074,073.45 and 236,339.49
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Solution
The fourth proportional to 716,201.13, 1,074,073.45 and 236,339.49 is: 354,433.92
Step by Step Solution
- Step 1: Write the proportion equation
716,201.13 : 1,074,073.45 = 236,339.49 : x - Step 2: Convert to fraction form
716,201.13/1,074,073.45 = 236,339.49/x - Step 3: Cross multiply
716,201.13x = 1,074,073.45 × 236,339.49 - Step 4: Simplify right side
716,201.13x = 253,845,971,395.54 - Step 5: Solve for x
x = 253,845,971,395.54/716,201.13 - Step 6: Final answer
x = 354,433.92
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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.