Finding the Fourth Proportional to 958,486.24, 1,322,473.26 and 631,763.04
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Solution
The fourth proportional to 958,486.24, 1,322,473.26 and 631,763.04 is: 871,676.29
Step by Step Solution
- Step 1: Write the proportion equation
958,486.24 : 1,322,473.26 = 631,763.04 : x - Step 2: Convert to fraction form
958,486.24/1,322,473.26 = 631,763.04/x - Step 3: Cross multiply
958,486.24x = 1,322,473.26 × 631,763.04 - Step 4: Simplify right side
958,486.24x = 835,489,727,056.31 - Step 5: Solve for x
x = 835,489,727,056.31/958,486.24 - Step 6: Final answer
x = 871,676.29
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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.