Finding the Fourth Proportional to 946,887.99, 1,305,840 and 740,183.69
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Solution
The fourth proportional to 946,887.99, 1,305,840 and 740,183.69 is: 1,020,776.98
Step by Step Solution
- Step 1: Write the proportion equation
946,887.99 : 1,305,840 = 740,183.69 : x - Step 2: Convert to fraction form
946,887.99/1,305,840 = 740,183.69/x - Step 3: Cross multiply
946,887.99x = 1,305,840 × 740,183.69 - Step 4: Simplify right side
946,887.99x = 966,561,466,485 - Step 5: Solve for x
x = 966,561,466,485/946,887.99 - Step 6: Final answer
x = 1,020,776.98
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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.