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Finding the Fourth Proportional to 411,758.60, 568,200.48 and 230,439.92

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Solution

The fourth proportional to 411,758.60, 568,200.48 and 230,439.92 is: 317,992.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,758.60 : 568,200.48 = 230,439.92 : x
  2. Step 2: Convert to fraction form
    411,758.60/568,200.48 = 230,439.92/x
  3. Step 3: Cross multiply
    411,758.60x = 568,200.48 × 230,439.92
  4. Step 4: Simplify right side
    411,758.60x = 130,936,073,155.16
  5. Step 5: Solve for x
    x = 130,936,073,155.16/411,758.60
  6. Step 6: Final answer
    x = 317,992.32

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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.