Finding the Fourth Proportional to 214,975.70, 322,463.55 and 214,975.70
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Solution
The fourth proportional to 214,975.70, 322,463.55 and 214,975.70 is: 322,463.55
Step by Step Solution
- Step 1: Write the proportion equation
214,975.70 : 322,463.55 = 214,975.70 : x - Step 2: Convert to fraction form
214,975.70/322,463.55 = 214,975.70/x - Step 3: Cross multiply
214,975.70x = 322,463.55 × 214,975.70 - Step 4: Simplify right side
214,975.70x = 69,321,827,385.74 - Step 5: Solve for x
x = 69,321,827,385.74/214,975.70 - Step 6: Final answer
x = 322,463.55
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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.