Finding the Fourth Proportional to 873,650.07, 1,206,009.11 and 587,336.23
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Solution
The fourth proportional to 873,650.07, 1,206,009.11 and 587,336.23 is: 810,774.09
Step by Step Solution
- Step 1: Write the proportion equation
873,650.07 : 1,206,009.11 = 587,336.23 : x - Step 2: Convert to fraction form
873,650.07/1,206,009.11 = 587,336.23/x - Step 3: Cross multiply
873,650.07x = 1,206,009.11 × 587,336.23 - Step 4: Simplify right side
873,650.07x = 708,332,843,318.06 - Step 5: Solve for x
x = 708,332,843,318.06/873,650.07 - Step 6: Final answer
x = 810,774.09
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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.