Finding the Fourth Proportional to 964,844.24, 1,331,566.80 and 535,262.75
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Solution
The fourth proportional to 964,844.24, 1,331,566.80 and 535,262.75 is: 738,707.95
Step by Step Solution
- Step 1: Write the proportion equation
964,844.24 : 1,331,566.80 = 535,262.75 : x - Step 2: Convert to fraction form
964,844.24/1,331,566.80 = 535,262.75/x - Step 3: Cross multiply
964,844.24x = 1,331,566.80 × 535,262.75 - Step 4: Simplify right side
964,844.24x = 712,738,107,176.70 - Step 5: Solve for x
x = 712,738,107,176.70/964,844.24 - Step 6: Final answer
x = 738,707.95
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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.