Finding the Fourth Proportional to 553,174.05, 829,761.08 and 553,174.05
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Solution
The fourth proportional to 553,174.05, 829,761.08 and 553,174.05 is: 829,761.08
Step by Step Solution
- Step 1: Write the proportion equation
553,174.05 : 829,761.08 = 553,174.05 : x - Step 2: Convert to fraction form
553,174.05/829,761.08 = 553,174.05/x - Step 3: Cross multiply
553,174.05x = 829,761.08 × 553,174.05 - Step 4: Simplify right side
553,174.05x = 459,002,294,390.10 - Step 5: Solve for x
x = 459,002,294,390.10/553,174.05 - Step 6: Final answer
x = 829,761.08
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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.