Home / 330,614.43-456,297.77-201,627.73

Finding the Fourth Proportional to 330,614.43, 456,297.77 and 201,627.73

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Solution

The fourth proportional to 330,614.43, 456,297.77 and 201,627.73 is: 278,276.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,614.43 : 456,297.77 = 201,627.73 : x
  2. Step 2: Convert to fraction form
    330,614.43/456,297.77 = 201,627.73/x
  3. Step 3: Cross multiply
    330,614.43x = 456,297.77 × 201,627.73
  4. Step 4: Simplify right side
    330,614.43x = 92,002,283,569.16
  5. Step 5: Solve for x
    x = 92,002,283,569.16/330,614.43
  6. Step 6: Final answer
    x = 278,276.67

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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.