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Finding the Fourth Proportional to 618,202.92, 927,481.50 and 302,752.20

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Solution

The fourth proportional to 618,202.92, 927,481.50 and 302,752.20 is: 454,215.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,202.92 : 927,481.50 = 302,752.20 : x
  2. Step 2: Convert to fraction form
    618,202.92/927,481.50 = 302,752.20/x
  3. Step 3: Cross multiply
    618,202.92x = 927,481.50 × 302,752.20
  4. Step 4: Simplify right side
    618,202.92x = 280,797,064,584.30
  5. Step 5: Solve for x
    x = 280,797,064,584.30/618,202.92
  6. Step 6: Final answer
    x = 454,215.04

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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.