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Finding the Fourth Proportional to 597,889.18, 824,620.50 and 383,049.24

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Solution

The fourth proportional to 597,889.18, 824,620.50 and 383,049.24 is: 528,309.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,889.18 : 824,620.50 = 383,049.24 : x
  2. Step 2: Convert to fraction form
    597,889.18/824,620.50 = 383,049.24/x
  3. Step 3: Cross multiply
    597,889.18x = 824,620.50 × 383,049.24
  4. Step 4: Simplify right side
    597,889.18x = 315,870,255,813.42
  5. Step 5: Solve for x
    x = 315,870,255,813.42/597,889.18
  6. Step 6: Final answer
    x = 528,309.04

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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.