Finding the Fourth Proportional to 533,639.25, 736,462.13 and 304,202.00
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Solution
The fourth proportional to 533,639.25, 736,462.13 and 304,202.00 is: 419,821.54
Step by Step Solution
- Step 1: Write the proportion equation
533,639.25 : 736,462.13 = 304,202.00 : x - Step 2: Convert to fraction form
533,639.25/736,462.13 = 304,202.00/x - Step 3: Cross multiply
533,639.25x = 736,462.13 × 304,202.00 - Step 4: Simplify right side
533,639.25x = 224,033,253,190.41 - Step 5: Solve for x
x = 224,033,253,190.41/533,639.25 - Step 6: Final answer
x = 419,821.54
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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.