Finding the Fourth Proportional to 935,566.05, 1,403,349.08 and 336,619.65
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Solution
The fourth proportional to 935,566.05, 1,403,349.08 and 336,619.65 is: 504,929.48
Step by Step Solution
- Step 1: Write the proportion equation
935,566.05 : 1,403,349.08 = 336,619.65 : x - Step 2: Convert to fraction form
935,566.05/1,403,349.08 = 336,619.65/x - Step 3: Cross multiply
935,566.05x = 1,403,349.08 × 336,619.65 - Step 4: Simplify right side
935,566.05x = 472,394,874,454.32 - Step 5: Solve for x
x = 472,394,874,454.32/935,566.05 - Step 6: Final answer
x = 504,929.48
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Similar ratio
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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.