Finding the Fourth Proportional to 349,858.49, 482,953.68 and 235,203.63
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Solution
The fourth proportional to 349,858.49, 482,953.68 and 235,203.63 is: 324,681.16
Step by Step Solution
- Step 1: Write the proportion equation
349,858.49 : 482,953.68 = 235,203.63 : x - Step 2: Convert to fraction form
349,858.49/482,953.68 = 235,203.63/x - Step 3: Cross multiply
349,858.49x = 482,953.68 × 235,203.63 - Step 4: Simplify right side
349,858.49x = 113,592,461,350.95 - Step 5: Solve for x
x = 113,592,461,350.95/349,858.49 - Step 6: Final answer
x = 324,681.16
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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.