Finding the Fourth Proportional to 242,574.06, 363,926.68 and 137,466.84
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Solution
The fourth proportional to 242,574.06, 363,926.68 and 137,466.84 is: 206,237.43
Step by Step Solution
- Step 1: Write the proportion equation
242,574.06 : 363,926.68 = 137,466.84 : x - Step 2: Convert to fraction form
242,574.06/363,926.68 = 137,466.84/x - Step 3: Cross multiply
242,574.06x = 363,926.68 × 137,466.84 - Step 4: Simplify right side
242,574.06x = 50,027,850,691.29 - Step 5: Solve for x
x = 50,027,850,691.29/242,574.06 - Step 6: Final answer
x = 206,237.43
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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.