Finding the Fourth Proportional to 633,537.99, 874,282.68 and 347,059.17
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Solution
The fourth proportional to 633,537.99, 874,282.68 and 347,059.17 is: 478,941.79
Step by Step Solution
- Step 1: Write the proportion equation
633,537.99 : 874,282.68 = 347,059.17 : x - Step 2: Convert to fraction form
633,537.99/874,282.68 = 347,059.17/x - Step 3: Cross multiply
633,537.99x = 874,282.68 × 347,059.17 - Step 4: Simplify right side
633,537.99x = 303,427,821,266.18 - Step 5: Solve for x
x = 303,427,821,266.18/633,537.99 - Step 6: Final answer
x = 478,941.79
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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.