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Finding the Fourth Proportional to 500,820.60, 751,230.12 and 332,668.92

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Solution

The fourth proportional to 500,820.60, 751,230.12 and 332,668.92 is: 499,002.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,820.60 : 751,230.12 = 332,668.92 : x
  2. Step 2: Convert to fraction form
    500,820.60/751,230.12 = 332,668.92/x
  3. Step 3: Cross multiply
    500,820.60x = 751,230.12 × 332,668.92
  4. Step 4: Simplify right side
    500,820.60x = 249,910,912,691.87
  5. Step 5: Solve for x
    x = 249,910,912,691.87/500,820.60
  6. Step 6: Final answer
    x = 499,002.86

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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.