Finding the Fourth Proportional to 1,041,058.44, 1,436,083.61 and 605,428.09
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Solution
The fourth proportional to 1,041,058.44, 1,436,083.61 and 605,428.09 is: 835,155.19
Step by Step Solution
- Step 1: Write the proportion equation
1,041,058.44 : 1,436,083.61 = 605,428.09 : x - Step 2: Convert to fraction form
1,041,058.44/1,436,083.61 = 605,428.09/x - Step 3: Cross multiply
1,041,058.44x = 1,436,083.61 × 605,428.09 - Step 4: Simplify right side
1,041,058.44x = 869,445,349,902.19 - Step 5: Solve for x
x = 869,445,349,902.19/1,041,058.44 - Step 6: Final answer
x = 835,155.19
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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.