Finding the Fourth Proportional to 530,097.74, 795,142.96 and 214,550.09
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Solution
The fourth proportional to 530,097.74, 795,142.96 and 214,550.09 is: 321,823.66
Step by Step Solution
- Step 1: Write the proportion equation
530,097.74 : 795,142.96 = 214,550.09 : x - Step 2: Convert to fraction form
530,097.74/795,142.96 = 214,550.09/x - Step 3: Cross multiply
530,097.74x = 795,142.96 × 214,550.09 - Step 4: Simplify right side
530,097.74x = 170,597,993,630.87 - Step 5: Solve for x
x = 170,597,993,630.87/530,097.74 - Step 6: Final answer
x = 321,823.66
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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.