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Finding the Fourth Proportional to 327,273.52, 490,910.88 and 90,616.88

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Solution

The fourth proportional to 327,273.52, 490,910.88 and 90,616.88 is: 135,925.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,273.52 : 490,910.88 = 90,616.88 : x
  2. Step 2: Convert to fraction form
    327,273.52/490,910.88 = 90,616.88/x
  3. Step 3: Cross multiply
    327,273.52x = 490,910.88 × 90,616.88
  4. Step 4: Simplify right side
    327,273.52x = 44,484,812,303.65
  5. Step 5: Solve for x
    x = 44,484,812,303.65/327,273.52
  6. Step 6: Final answer
    x = 135,925.49

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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.