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Finding the Fourth Proportional to 967,793.80, 1,451,345.10 and 336,728.20

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Solution

The fourth proportional to 967,793.80, 1,451,345.10 and 336,728.20 is: 504,972.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,793.80 : 1,451,345.10 = 336,728.20 : x
  2. Step 2: Convert to fraction form
    967,793.80/1,451,345.10 = 336,728.20/x
  3. Step 3: Cross multiply
    967,793.80x = 1,451,345.10 × 336,728.20
  4. Step 4: Simplify right side
    967,793.80x = 488,708,823,101.82
  5. Step 5: Solve for x
    x = 488,708,823,101.82/967,793.80
  6. Step 6: Final answer
    x = 504,972.05

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Double scale
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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.