Finding the Fourth Proportional to 544,905.70, 751,923.21 and 303,188.74
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Solution
The fourth proportional to 544,905.70, 751,923.21 and 303,188.74 is: 418,374.50
Step by Step Solution
- Step 1: Write the proportion equation
544,905.70 : 751,923.21 = 303,188.74 : x - Step 2: Convert to fraction form
544,905.70/751,923.21 = 303,188.74/x - Step 3: Cross multiply
544,905.70x = 751,923.21 × 303,188.74 - Step 4: Simplify right side
544,905.70x = 227,974,650,616.66 - Step 5: Solve for x
x = 227,974,650,616.66/544,905.70 - Step 6: Final answer
x = 418,374.50
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1.5x scale
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.