Finding the Fourth Proportional to 489,228.24, 733,946.04 and 157,037.52
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Solution
The fourth proportional to 489,228.24, 733,946.04 and 157,037.52 is: 235,589.56
Step by Step Solution
- Step 1: Write the proportion equation
489,228.24 : 733,946.04 = 157,037.52 : x - Step 2: Convert to fraction form
489,228.24/733,946.04 = 157,037.52/x - Step 3: Cross multiply
489,228.24x = 733,946.04 × 157,037.52 - Step 4: Simplify right side
489,228.24x = 115,257,065,935.42 - Step 5: Solve for x
x = 115,257,065,935.42/489,228.24 - Step 6: Final answer
x = 235,589.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.