Finding the Fourth Proportional to 348,672.06, 523,008.09 and 243,696.06
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Solution
The fourth proportional to 348,672.06, 523,008.09 and 243,696.06 is: 365,544.09
Step by Step Solution
- Step 1: Write the proportion equation
348,672.06 : 523,008.09 = 243,696.06 : x - Step 2: Convert to fraction form
348,672.06/523,008.09 = 243,696.06/x - Step 3: Cross multiply
348,672.06x = 523,008.09 × 243,696.06 - Step 4: Simplify right side
348,672.06x = 127,455,010,881.13 - Step 5: Solve for x
x = 127,455,010,881.13/348,672.06 - Step 6: Final answer
x = 365,544.09
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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.