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Finding the Fourth Proportional to 333,027.20, 499,540.80 and 310,908.80

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Solution

The fourth proportional to 333,027.20, 499,540.80 and 310,908.80 is: 466,363.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,027.20 : 499,540.80 = 310,908.80 : x
  2. Step 2: Convert to fraction form
    333,027.20/499,540.80 = 310,908.80/x
  3. Step 3: Cross multiply
    333,027.20x = 499,540.80 × 310,908.80
  4. Step 4: Simplify right side
    333,027.20x = 155,311,630,679.04
  5. Step 5: Solve for x
    x = 155,311,630,679.04/333,027.20
  6. Step 6: Final answer
    x = 466,363.20

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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.