Finding the Fourth Proportional to 502,888.36, 754,356.16 and 165,958.44
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Solution
The fourth proportional to 502,888.36, 754,356.16 and 165,958.44 is: 248,945.45
Step by Step Solution
- Step 1: Write the proportion equation
502,888.36 : 754,356.16 = 165,958.44 : x - Step 2: Convert to fraction form
502,888.36/754,356.16 = 165,958.44/x - Step 3: Cross multiply
502,888.36x = 754,356.16 × 165,958.44 - Step 4: Simplify right side
502,888.36x = 125,191,771,517.99 - Step 5: Solve for x
x = 125,191,771,517.99/502,888.36 - Step 6: Final answer
x = 248,945.45
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1.5x scale
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.