Finding the Fourth Proportional to 914,729.49, 1,373,351.08 and 465,752.06
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Solution
The fourth proportional to 914,729.49, 1,373,351.08 and 465,752.06 is: 699,268.04
Step by Step Solution
- Step 1: Write the proportion equation
914,729.49 : 1,373,351.08 = 465,752.06 : x - Step 2: Convert to fraction form
914,729.49/1,373,351.08 = 465,752.06/x - Step 3: Cross multiply
914,729.49x = 1,373,351.08 × 465,752.06 - Step 4: Simplify right side
914,729.49x = 639,641,100,036.66 - Step 5: Solve for x
x = 639,641,100,036.66/914,729.49 - Step 6: Final answer
x = 699,268.04
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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.