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Finding the Fourth Proportional to 383,628.07, 575,797.02 and 194,221.52

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Solution

The fourth proportional to 383,628.07, 575,797.02 and 194,221.52 is: 291,511.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,628.07 : 575,797.02 = 194,221.52 : x
  2. Step 2: Convert to fraction form
    383,628.07/575,797.02 = 194,221.52/x
  3. Step 3: Cross multiply
    383,628.07x = 575,797.02 × 194,221.52
  4. Step 4: Simplify right side
    383,628.07x = 111,832,168,585.78
  5. Step 5: Solve for x
    x = 111,832,168,585.78/383,628.07
  6. Step 6: Final answer
    x = 291,511.96

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1.5x scale

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.