Finding the Fourth Proportional to 344,477.52, 516,404.88 and 122,809.68
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Solution
The fourth proportional to 344,477.52, 516,404.88 and 122,809.68 is: 184,103.50
Step by Step Solution
- Step 1: Write the proportion equation
344,477.52 : 516,404.88 = 122,809.68 : x - Step 2: Convert to fraction form
344,477.52/516,404.88 = 122,809.68/x - Step 3: Cross multiply
344,477.52x = 516,404.88 × 122,809.68 - Step 4: Simplify right side
344,477.52x = 63,419,518,063.24 - Step 5: Solve for x
x = 63,419,518,063.24/344,477.52 - Step 6: Final answer
x = 184,103.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.