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Finding the Fourth Proportional to 383,561.52, 529,541.97 and 341,002.50

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Solution

The fourth proportional to 383,561.52, 529,541.97 and 341,002.50 is: 470,785.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,561.52 : 529,541.97 = 341,002.50 : x
  2. Step 2: Convert to fraction form
    383,561.52/529,541.97 = 341,002.50/x
  3. Step 3: Cross multiply
    383,561.52x = 529,541.97 × 341,002.50
  4. Step 4: Simplify right side
    383,561.52x = 180,575,135,624.93
  5. Step 5: Solve for x
    x = 180,575,135,624.93/383,561.52
  6. Step 6: Final answer
    x = 470,785.33

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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.