Finding the Fourth Proportional to 1,527,450.25, 2,107,647.01 and 882,745.93
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Solution
The fourth proportional to 1,527,450.25, 2,107,647.01 and 882,745.93 is: 1,218,053.96
Step by Step Solution
- Step 1: Write the proportion equation
1,527,450.25 : 2,107,647.01 = 882,745.93 : x - Step 2: Convert to fraction form
1,527,450.25/2,107,647.01 = 882,745.93/x - Step 3: Cross multiply
1,527,450.25x = 2,107,647.01 × 882,745.93 - Step 4: Simplify right side
1,527,450.25x = 1,860,516,819,954.17 - Step 5: Solve for x
x = 1,860,516,819,954.17/1,527,450.25 - Step 6: Final answer
x = 1,218,053.96
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1.5x scale
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.