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Finding the Fourth Proportional to 383,584.20, 529,573 and 341,024.97

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Solution

The fourth proportional to 383,584.20, 529,573 and 341,024.97 is: 470,816.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,584.20 : 529,573 = 341,024.97 : x
  2. Step 2: Convert to fraction form
    383,584.20/529,573 = 341,024.97/x
  3. Step 3: Cross multiply
    383,584.20x = 529,573 × 341,024.97
  4. Step 4: Simplify right side
    383,584.20x = 180,597,616,437.81
  5. Step 5: Solve for x
    x = 180,597,616,437.81/383,584.20
  6. Step 6: Final answer
    x = 470,816.10

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1.5x scale

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.