Home / 437,217.21-603,343.82-243,614.92

Finding the Fourth Proportional to 437,217.21, 603,343.82 and 243,614.92

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Solution

The fourth proportional to 437,217.21, 603,343.82 and 243,614.92 is: 336,179.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,217.21 : 603,343.82 = 243,614.92 : x
  2. Step 2: Convert to fraction form
    437,217.21/603,343.82 = 243,614.92/x
  3. Step 3: Cross multiply
    437,217.21x = 603,343.82 × 243,614.92
  4. Step 4: Simplify right side
    437,217.21x = 146,983,555,542.47
  5. Step 5: Solve for x
    x = 146,983,555,542.47/437,217.21
  6. Step 6: Final answer
    x = 336,179.71

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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.