Finding the Fourth Proportional to 701,637.29, 968,409.68 and 443,350.26
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Solution
The fourth proportional to 701,637.29, 968,409.68 and 443,350.26 is: 611,918.28
Step by Step Solution
- Step 1: Write the proportion equation
701,637.29 : 968,409.68 = 443,350.26 : x - Step 2: Convert to fraction form
701,637.29/968,409.68 = 443,350.26/x - Step 3: Cross multiply
701,637.29x = 968,409.68 × 443,350.26 - Step 4: Simplify right side
701,637.29x = 429,344,681,197.77 - Step 5: Solve for x
x = 429,344,681,197.77/701,637.29 - Step 6: Final answer
x = 611,918.28
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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.