Finding the Fourth Proportional to 622,824.60, 859,497.93 and 336,344.66
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Solution
The fourth proportional to 622,824.60, 859,497.93 and 336,344.66 is: 464,155.61
Step by Step Solution
- Step 1: Write the proportion equation
622,824.60 : 859,497.93 = 336,344.66 : x - Step 2: Convert to fraction form
622,824.60/859,497.93 = 336,344.66/x - Step 3: Cross multiply
622,824.60x = 859,497.93 × 336,344.66 - Step 4: Simplify right side
622,824.60x = 289,087,534,739.06 - Step 5: Solve for x
x = 289,087,534,739.06/622,824.60 - Step 6: Final answer
x = 464,155.61
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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.