Finding the Fourth Proportional to 578,584.58, 868,015.43 and 241,437.68
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Solution
The fourth proportional to 578,584.58, 868,015.43 and 241,437.68 is: 362,214.33
Step by Step Solution
- Step 1: Write the proportion equation
578,584.58 : 868,015.43 = 241,437.68 : x - Step 2: Convert to fraction form
578,584.58/868,015.43 = 241,437.68/x - Step 3: Cross multiply
578,584.58x = 868,015.43 × 241,437.68 - Step 4: Simplify right side
578,584.58x = 209,571,626,076.14 - Step 5: Solve for x
x = 209,571,626,076.14/578,584.58 - Step 6: Final answer
x = 362,214.33
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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.