Finding the Fourth Proportional to 481,594.80, 722,478.60 and 201,140.40
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Solution
The fourth proportional to 481,594.80, 722,478.60 and 201,140.40 is: 301,746.69
Step by Step Solution
- Step 1: Write the proportion equation
481,594.80 : 722,478.60 = 201,140.40 : x - Step 2: Convert to fraction form
481,594.80/722,478.60 = 201,140.40/x - Step 3: Cross multiply
481,594.80x = 722,478.60 × 201,140.40 - Step 4: Simplify right side
481,594.80x = 145,319,634,595.44 - Step 5: Solve for x
x = 145,319,634,595.44/481,594.80 - Step 6: Final answer
x = 301,746.69
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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.