Finding the Fourth Proportional to 960,700.24, 1,325,078.76 and 674,284.24
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Solution
The fourth proportional to 960,700.24, 1,325,078.76 and 674,284.24 is: 930,029.67
Step by Step Solution
- Step 1: Write the proportion equation
960,700.24 : 1,325,078.76 = 674,284.24 : x - Step 2: Convert to fraction form
960,700.24/1,325,078.76 = 674,284.24/x - Step 3: Cross multiply
960,700.24x = 1,325,078.76 × 674,284.24 - Step 4: Simplify right side
960,700.24x = 893,479,724,626.74 - Step 5: Solve for x
x = 893,479,724,626.74/960,700.24 - Step 6: Final answer
x = 930,029.67
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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.