Finding the Fourth Proportional to 936,057.36, 1,291,751.10 and 528,162.24
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Solution
The fourth proportional to 936,057.36, 1,291,751.10 and 528,162.24 is: 728,859.35
Step by Step Solution
- Step 1: Write the proportion equation
936,057.36 : 1,291,751.10 = 528,162.24 : x - Step 2: Convert to fraction form
936,057.36/1,291,751.10 = 528,162.24/x - Step 3: Cross multiply
936,057.36x = 1,291,751.10 × 528,162.24 - Step 4: Simplify right side
936,057.36x = 682,254,154,498.46 - Step 5: Solve for x
x = 682,254,154,498.46/936,057.36 - Step 6: Final answer
x = 728,859.35
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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.