Finding the Fourth Proportional to 633,781.25, 950,032.17 and 397,289.99
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Solution
The fourth proportional to 633,781.25, 950,032.17 and 397,289.99 is: 595,533.98
Step by Step Solution
- Step 1: Write the proportion equation
633,781.25 : 950,032.17 = 397,289.99 : x - Step 2: Convert to fraction form
633,781.25/950,032.17 = 397,289.99/x - Step 3: Cross multiply
633,781.25x = 950,032.17 × 397,289.99 - Step 4: Simplify right side
633,781.25x = 377,438,271,318.98 - Step 5: Solve for x
x = 377,438,271,318.98/633,781.25 - Step 6: Final answer
x = 595,533.98
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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.