Finding the Fourth Proportional to 1,036,625.35, 1,430,659.17 and 577,781.81
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Solution
The fourth proportional to 1,036,625.35, 1,430,659.17 and 577,781.81 is: 797,403.66
Step by Step Solution
- Step 1: Write the proportion equation
1,036,625.35 : 1,430,659.17 = 577,781.81 : x - Step 2: Convert to fraction form
1,036,625.35/1,430,659.17 = 577,781.81/x - Step 3: Cross multiply
1,036,625.35x = 1,430,659.17 × 577,781.81 - Step 4: Simplify right side
1,036,625.35x = 826,608,844,735.70 - Step 5: Solve for x
x = 826,608,844,735.70/1,036,625.35 - Step 6: Final answer
x = 797,403.66
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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.