Finding the Fourth Proportional to 957,324.98, 1,321,104.14 and 527,604.18
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Solution
The fourth proportional to 957,324.98, 1,321,104.14 and 527,604.18 is: 728,091.38
Step by Step Solution
- Step 1: Write the proportion equation
957,324.98 : 1,321,104.14 = 527,604.18 : x - Step 2: Convert to fraction form
957,324.98/1,321,104.14 = 527,604.18/x - Step 3: Cross multiply
957,324.98x = 1,321,104.14 × 527,604.18 - Step 4: Simplify right side
957,324.98x = 697,020,066,479.31 - Step 5: Solve for x
x = 697,020,066,479.31/957,324.98 - Step 6: Final answer
x = 728,091.38
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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.