Finding the Fourth Proportional to 1,477,350.22, 2,038,905.30 and 857,291.98
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Solution
The fourth proportional to 1,477,350.22, 2,038,905.30 and 857,291.98 is: 1,183,156.94
Step by Step Solution
- Step 1: Write the proportion equation
1,477,350.22 : 2,038,905.30 = 857,291.98 : x - Step 2: Convert to fraction form
1,477,350.22/2,038,905.30 = 857,291.98/x - Step 3: Cross multiply
1,477,350.22x = 2,038,905.30 × 857,291.98 - Step 4: Simplify right side
1,477,350.22x = 1,747,937,161,669.49 - Step 5: Solve for x
x = 1,747,937,161,669.49/1,477,350.22 - Step 6: Final answer
x = 1,183,156.94
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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.