Finding the Fourth Proportional to 1,028,075.97, 1,418,893.82 and 592,408.56
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Solution
The fourth proportional to 1,028,075.97, 1,418,893.82 and 592,408.56 is: 817,609.66
Step by Step Solution
- Step 1: Write the proportion equation
1,028,075.97 : 1,418,893.82 = 592,408.56 : x - Step 2: Convert to fraction form
1,028,075.97/1,418,893.82 = 592,408.56/x - Step 3: Cross multiply
1,028,075.97x = 1,418,893.82 × 592,408.56 - Step 4: Simplify right side
1,028,075.97x = 840,564,844,699.10 - Step 5: Solve for x
x = 840,564,844,699.10/1,028,075.97 - Step 6: Final answer
x = 817,609.66
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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.