Finding the Fourth Proportional to 796,698.84, 1,099,444.56 and 434,122.76
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Solution
The fourth proportional to 796,698.84, 1,099,444.56 and 434,122.76 is: 599,089.50
Step by Step Solution
- Step 1: Write the proportion equation
796,698.84 : 1,099,444.56 = 434,122.76 : x - Step 2: Convert to fraction form
796,698.84/1,099,444.56 = 434,122.76/x - Step 3: Cross multiply
796,698.84x = 1,099,444.56 × 434,122.76 - Step 4: Simplify right side
796,698.84x = 477,293,906,854.19 - Step 5: Solve for x
x = 477,293,906,854.19/796,698.84 - Step 6: Final answer
x = 599,089.50
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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.