Finding the Fourth Proportional to 725,858.91, 1,001,794.23 and 522,582.66
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Solution
The fourth proportional to 725,858.91, 1,001,794.23 and 522,582.66 is: 721,242.50
Step by Step Solution
- Step 1: Write the proportion equation
725,858.91 : 1,001,794.23 = 522,582.66 : x - Step 2: Convert to fraction form
725,858.91/1,001,794.23 = 522,582.66/x - Step 3: Cross multiply
725,858.91x = 1,001,794.23 × 522,582.66 - Step 4: Simplify right side
725,858.91x = 523,520,293,486.05 - Step 5: Solve for x
x = 523,520,293,486.05/725,858.91 - Step 6: Final answer
x = 721,242.50
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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.