Finding the Fourth Proportional to 1,043,985.18, 1,440,800.66 and 585,177.68
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Solution
The fourth proportional to 1,043,985.18, 1,440,800.66 and 585,177.68 is: 807,601.87
Step by Step Solution
- Step 1: Write the proportion equation
1,043,985.18 : 1,440,800.66 = 585,177.68 : x - Step 2: Convert to fraction form
1,043,985.18/1,440,800.66 = 585,177.68/x - Step 3: Cross multiply
1,043,985.18x = 1,440,800.66 × 585,177.68 - Step 4: Simplify right side
1,043,985.18x = 843,124,387,561.27 - Step 5: Solve for x
x = 843,124,387,561.27/1,043,985.18 - Step 6: Final answer
x = 807,601.87
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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.