Finding the Fourth Proportional to 797,226.74, 1,100,221.92 and 457,746.02
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Solution
The fourth proportional to 797,226.74, 1,100,221.92 and 457,746.02 is: 631,717.65
Step by Step Solution
- Step 1: Write the proportion equation
797,226.74 : 1,100,221.92 = 457,746.02 : x - Step 2: Convert to fraction form
797,226.74/1,100,221.92 = 457,746.02/x - Step 3: Cross multiply
797,226.74x = 1,100,221.92 × 457,746.02 - Step 4: Simplify right side
797,226.74x = 503,622,204,996.76 - Step 5: Solve for x
x = 503,622,204,996.76/797,226.74 - Step 6: Final answer
x = 631,717.65
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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.