Home / 654,485.24-981,484.85-227,911.56

Finding the Fourth Proportional to 654,485.24, 981,484.85 and 227,911.56

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Solution

The fourth proportional to 654,485.24, 981,484.85 and 227,911.56 is: 341,782.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,485.24 : 981,484.85 = 227,911.56 : x
  2. Step 2: Convert to fraction form
    654,485.24/981,484.85 = 227,911.56/x
  3. Step 3: Cross multiply
    654,485.24x = 981,484.85 × 227,911.56
  4. Step 4: Simplify right side
    654,485.24x = 223,691,742,140.31
  5. Step 5: Solve for x
    x = 223,691,742,140.31/654,485.24
  6. Step 6: Final answer
    x = 341,782.72

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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.