Finding the Fourth Proportional to 608,305.36, 839,418.08 and 336,323.23
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Solution
The fourth proportional to 608,305.36, 839,418.08 and 336,323.23 is: 464,102.11
Step by Step Solution
- Step 1: Write the proportion equation
608,305.36 : 839,418.08 = 336,323.23 : x - Step 2: Convert to fraction form
608,305.36/839,418.08 = 336,323.23/x - Step 3: Cross multiply
608,305.36x = 839,418.08 × 336,323.23 - Step 4: Simplify right side
608,305.36x = 282,315,799,986.00 - Step 5: Solve for x
x = 282,315,799,986.00/608,305.36 - Step 6: Final answer
x = 464,102.11
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.