Finding the Fourth Proportional to 336,729.21, 464,688.99 and 183,768.63
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Solution
The fourth proportional to 336,729.21, 464,688.99 and 183,768.63 is: 253,602.17
Step by Step Solution
- Step 1: Write the proportion equation
336,729.21 : 464,688.99 = 183,768.63 : x - Step 2: Convert to fraction form
336,729.21/464,688.99 = 183,768.63/x - Step 3: Cross multiply
336,729.21x = 464,688.99 × 183,768.63 - Step 4: Simplify right side
336,729.21x = 85,395,259,068.38 - Step 5: Solve for x
x = 85,395,259,068.38/336,729.21 - Step 6: Final answer
x = 253,602.17
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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.