Finding the Fourth Proportional to 792,843.55, 1,094,124.86 and 430,267.48
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Solution
The fourth proportional to 792,843.55, 1,094,124.86 and 430,267.48 is: 593,769.54
Step by Step Solution
- Step 1: Write the proportion equation
792,843.55 : 1,094,124.86 = 430,267.48 : x - Step 2: Convert to fraction form
792,843.55/1,094,124.86 = 430,267.48/x - Step 3: Cross multiply
792,843.55x = 1,094,124.86 × 430,267.48 - Step 4: Simplify right side
792,843.55x = 470,766,346,317.55 - Step 5: Solve for x
x = 470,766,346,317.55/792,843.55 - Step 6: Final answer
x = 593,769.54
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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.