Finding the Fourth Proportional to 7,321,450.98, 10,104,088.70 and 4,058,403.24
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Solution
The fourth proportional to 7,321,450.98, 10,104,088.70 and 4,058,403.24 is: 5,600,866.06
Step by Step Solution
- Step 1: Write the proportion equation
7,321,450.98 : 10,104,088.70 = 4,058,403.24 : x - Step 2: Convert to fraction form
7,321,450.98/10,104,088.70 = 4,058,403.24/x - Step 3: Cross multiply
7,321,450.98x = 10,104,088.70 × 4,058,403.24 - Step 4: Simplify right side
7,321,450.98x = 41,006,466,297,035.38 - Step 5: Solve for x
x = 41,006,466,297,035.38/7,321,450.98 - Step 6: Final answer
x = 5,600,866.06
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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.