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Finding the Fourth Proportional to 273,327.40, 409,812.90 and 245,333.80

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Solution

The fourth proportional to 273,327.40, 409,812.90 and 245,333.80 is: 367,840.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,327.40 : 409,812.90 = 245,333.80 : x
  2. Step 2: Convert to fraction form
    273,327.40/409,812.90 = 245,333.80/x
  3. Step 3: Cross multiply
    273,327.40x = 409,812.90 × 245,333.80
  4. Step 4: Simplify right side
    273,327.40x = 100,540,956,046.02
  5. Step 5: Solve for x
    x = 100,540,956,046.02/273,327.40
  6. Step 6: Final answer
    x = 367,840.75

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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.