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Finding the Fourth Proportional to 273,195.60, 409,793.40 and 166,907.40

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Solution

The fourth proportional to 273,195.60, 409,793.40 and 166,907.40 is: 250,361.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,195.60 : 409,793.40 = 166,907.40 : x
  2. Step 2: Convert to fraction form
    273,195.60/409,793.40 = 166,907.40/x
  3. Step 3: Cross multiply
    273,195.60x = 409,793.40 × 166,907.40
  4. Step 4: Simplify right side
    273,195.60x = 68,397,550,931.16
  5. Step 5: Solve for x
    x = 68,397,550,931.16/273,195.60
  6. Step 6: Final answer
    x = 250,361.10

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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.