Finding the Fourth Proportional to 1,777,771.98, 2,666,934.99 and 579,416.27
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Solution
The fourth proportional to 1,777,771.98, 2,666,934.99 and 579,416.27 is: 869,214.68
Step by Step Solution
- Step 1: Write the proportion equation
1,777,771.98 : 2,666,934.99 = 579,416.27 : x - Step 2: Convert to fraction form
1,777,771.98/2,666,934.99 = 579,416.27/x - Step 3: Cross multiply
1,777,771.98x = 2,666,934.99 × 579,416.27 - Step 4: Simplify right side
1,777,771.98x = 1,545,265,510,903.61 - Step 5: Solve for x
x = 1,545,265,510,903.61/1,777,771.98 - Step 6: Final answer
x = 869,214.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.