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Finding the Fourth Proportional to 441,441.64, 608,847.78 and 297,974.44

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Solution

The fourth proportional to 441,441.64, 608,847.78 and 297,974.44 is: 410,974.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,441.64 : 608,847.78 = 297,974.44 : x
  2. Step 2: Convert to fraction form
    441,441.64/608,847.78 = 297,974.44/x
  3. Step 3: Cross multiply
    441,441.64x = 608,847.78 × 297,974.44
  4. Step 4: Simplify right side
    441,441.64x = 181,421,076,290.74
  5. Step 5: Solve for x
    x = 181,421,076,290.74/441,441.64
  6. Step 6: Final answer
    x = 410,974.09

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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.